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Category Archive: Global TOP NEWS, Interviews, PGT GLOBAL, PGT US, Podcasts, PRRS, Research, TOP NEWS, Videos

Linhares: Digging deeper into PRRS outbreak management

PRRS has challenged producers and swine veterinarians for decades. During that time, outbreak management and strategies have evolved along with the virus.

Krantz: Prioritize people to improve pre-wean mortality

Today’s sow farms are highly efficient production systems, yet pre-weaning mortality can remain a challenge.

AgView: Contact tracing for ASF and much more

African swine fever (ASF) has spread like a slow burn across the globe since the 2007 identification in the Republic of Georgia. It moved into the EU, then into China and across Asia. In 2021, for...

Canada develops plan to market hogs during ASF outbreak

Efforts are underway in Canada to develop an ASF-Free Compartments strategy allowing farms to market hogs in the event of an African swine fever (ASF) outbreak.

VanderWaal: Expect to see new PRRS sublineages emerge

US pig producers know that many different strains of PRRS exist, but the continual emergence of new sub-lineages continues to destabilize progress towards PRRS control, said Kim VanderWaal, PhD,...

Start with the gilt-development unit for Mhp elimination

US pig producers have made a big push to eliminate Mycoplasma hyopneumoniae (Mhp) from their herds as a way to capture more value in finishing pigs.

Deen: We’re underestimating the cost of sow mortality

When a sow doesn’t reach her full potential, the cost to the farm and the income stream of the sow herd is often “grossly underestimated,” said John Deen, DVM, PhD, University of Minnesota.

Johnson: Make your farm a biosecurity fortress

From the person doing the power washing to the owner of the farm business, everyone involved in a pork-production system plays a vital role in keeping the operation safe and secure.

Filtration audits help prepare for PRRS season

Regular biosecurity checks with a close look at filtration and ventilation systems will help prevent the spread of airborne pathogens like porcine reproductive and respiratory syndrome.

Forecasting swine disease outbreaks

Researchers at the University of Minnesota have been working on a predictive model to forecast when a disease outbreak may occur on a farm.

Managing Strep suis in commercial pig production

Most, if not all, pigs harbor some strains of Strep suis. Lately, challenges by the bacteria appear to be on the rise, but that could be interpreted as a positive.

Connor: Cautious optimism in future management of ASF

African swine fever (ASF) has continued its steady, insidious spread in other parts of the world, but the fact that the US has remained free of the virus to-date has given veterinarians a window of...

Not making biosecurity improvements can cost more than making them

Biosecurity ranks high on the list of concerns for swine veterinarians who want hog units tightened up to reduce disease. But the cost of new improvements can be overwhelming.

Virus persistence challenges PRRS management strategies

Eliminating porcine reproductive and respiratory syndrome virus (PRRSV) from pigs might not yet be possible, but monitoring tools could help refine a herd's PRRSV stability.

3 steps to prepare your herd for influenza season

Pigs can contract influenza anytime during the year but more influenza circulates in the fall and winter months. That’s why producers should prepare ahead of the traditional flu season.

Johnson: Batch farrowing shows benefits

Disease challenges eat into time and profits, and are all too common on US pig farms. That is one reason some producers are switching to batch farrowing as a way to break the disease cycle.

Rethinking colostrum management and piglet survivability

Colostrum is vital to piglet survival but managing intake may benefit from some fresh thinking, according to Kara Stewart, associate professor of animal science at Purdue University.

New approaches to influenza control look promising

Influenza-A virus of swine (IAV-S) is a thorn in the side of US pork producers, and it’s a difficult thorn to remove. If the virus were more pathogenic, veterinarians and producers would probably...

Revised herd classifications expand the PRRS road map

The system used to classify breeding herds according to their PRRSV status has long helped swine veterinarians around the world to track the pathogen’s progress.

Strep suis continuously challenges US herds

It’s not unrealistic to say that if you checked the nasal cavities or tonsils of any group of pigs, you would find Strep suis. It is on virtually every hog farm.

Early identification critical in preventing sow lameness

Sow lameness continues to trouble hog operations in the US, causing high numbers of involuntary removals from herds.

Water: An often-overlooked factor in pig health

Water doesn’t get the attention it deserves because it is abundant, easy to access and inexpensive, but that will change in the future, said John Patience, PhD, professor at Iowa State University.

Tools for managing pigs without antibiotics

Raising pigs without antibiotics requires extra management and different tools compared to traditional commercial hog production.

Veterinarians serve as biosecurity champions

Taking care of sick animals is no fun for anybody. For that reason, and so many more, biosecurity is a high priority for Clayton Johnson, DVM, with Carthage Veterinary Service headquartered in...

Johnson: Five steps for porcine circovirus control

Some breed-to-wean farms that have been vaccinated for porcine circovirus (PCV) have experienced breakdowns in their control of the virus. Clayton Johnson, DVM, outlines his top five steps for...

Reducing PRRS outbreaks by using air filtration: What you need to know

Jeff Feder, DVM, with Swine Vet Center, has spent 15 years fine-tuning filtration systems in client hog barns. Today, Feder has records to prove air filtration does reduce outbreaks of disease like...

Sundberg: Ramping up African swine fever preparedness and prevention

US producers have seen the devastating impact of African swine fever (ASF) in other countries. The ultimate goal is to keep it out of this country, so industry groups are ramping up preparedness and...

Why it pays to conduct regular water-quality checkups

Water is as important for the growth and health of pigs as feed. As such, it makes sense to test a hog unit’s water just as frequently as the feed, according to Jim Kober, DVM, water...

Combat seasonal infertility with strong husbandry

Seasonal infertility continues to be a widespread problem for sow herds across the US. And if you don’t have a problem with seasonal infertility, it may mean you are not recognizing it.

Connor: Innovation driven by necessity and opportunity

The pork industry has had a tremendous number of innovations over the years, said Joe Connor, DVM. Connor, who serves as a consultant within Carthage Veterinary Services, is a pioneer in pig...

More accurate gilt testing needed to detect Mycoplasma hyopneumoniae

Sow herds seeking negative M. hyo status should use accurate gilt surveillance methods.

Castration alternative boosting efficiency, quality and welfare in Brazil

Pig producers in Brazil are improving efficiency, quality and welfare standards thanks to a novel alternative to physical castration, says a prominent swine veterinarian and meat scientist.

Deen: Batch farrowing requires ‘different mindset’

It appears batch farrowing is making a comeback, according to John Deen, DVM, PhD, distinguished global professor at the University of Minnesota.

From veterinarian to forensic detective: Solving a mysterious swine disease

In fall 2019, a client called Four Star Veterinary Service clinic in Mexico, IN, and reported the loss of a lot of sows. Daniel Gascho, DVM, had several ideas of what could cause the sow mortalities....

Inadequate iron supplements lead to subclinical anemia in young pigs

A field trial evaluating iron supplementation for baby pigs found the typical 200 mg iron shot at birth is not enough.

Client stress key factor in swine health programs

While their schooling focused on pigs, veterinarians on the job spend a lot of time working with clients and members of their staff.

Three ways to assess your herd’s ‘positive welfare state’

The “Five Freedoms” have been the foundation for establishing sound animal welfare practices since they were developed in 1965. Now, more than 50 years later, researchers have additional tools...

Pork’s future relies on trust throughout the pork value chain

In the end, raising hogs is about producing pork, and continuous success depends on building customers’ trust, listening to expectations and meeting their needs.

Genetic diversity makes swine influenza a challenge for producers

Influenza A virus in swine is one of the primary respiratory pathogens challenging swine production systems in the US and around the world.

Raising pigs without antibiotics offers niche market but with limitations

Markets for pork produced without antibiotics continue to grow. But this method of production is not for every farm.

Decontamination protocols fail to disinfect incoming hog supplies

Biosecurity protocols are critical to keeping the US hog herd healthy, and one of the regular tasks is to disinfect a wide range of supplies entering the farm, but how effective are those protocols?

What they don’t tell you in veterinary school: Take care of yourself

A romanticized view of the veterinary profession, gleaned from sources like the famous Brit, James Herriot’s novel “All Creatures Great and Small,” doesn’t always mesh with the reality.

Clayton Johnson receives Leman Science in Practice award

Swine veterinarian Clayton Johnson, DVM, has been awarded the 2020 Allen D. Leman Science in Practice Award.

Pork industry makes progress on pain management

Pain management for pigs has always been a challenge, partly because it’s difficult to measure levels of pain and partly because there are no FDA-approved drugs labeled for pain management in pigs.

Tracheal sampling for M. hyo may hold new benefits

Tracheal sampling is a good way to determine if M. hyo is present in a herd, but it’s an invasive procedure that can be difficult to accomplish.

Today’s forecast: Scattered PRRS outbreaks with isolated sprinkles of PED

Forecasting swine-disease outbreaks might become a lot like predicting the weather as scientists combine monitoring disease data with computer models.

Eisenmenger: Time to invest in market-transport biosecurity

Grow-finish farms are the last segment of hog production to enact strict biosecurity protocols. That needs to change, reports Mike Eisenmenger, DVM, Swine Vet Center, St. Peter, Minnesota.

Researchers ‘look beyond the normal’ to identify emerging disease

The first case of Streptococcus equi subsp. zooepidemicus (Strep. zoo) was identified in the US pig population last fall, and it’s not an organism to be taken lightly.

‘Controlled colonization’ builds immune response to bacterial pathogens

Bacterial pathogens like Streptococcus suis and Haemophilus parasuis continue to cause major issues for growing and adult pigs. Dr. Brad Leuwerke offers some good solutions.

Addressing ‘unknown factors’ in sow mortality

Sow mortality has been on the rise in the US pork industry, reaching upwards of 15% in many sow-production systems, said Ashley Johnson, DVM, technical services veterinarian with Zoetis.

Feed mitigants offer positive production and virus protection results

For the past 18 months Scott Dee, DVM, director of research at Pipestone Veterinary Services, has been investigating whether feed mitigants can protect against the transmission of certain swine...

Swine Health Information Center: Preparing for emerging diseases

Whether the issue is an emerging disease such as porcine epidemic diarrhea or the threat of African swine fever, being prepared is key to minimizing the potential impact on the US swine herd and...

SHIC: PED caught US unprepared

Watch Part 1 of the interview on preparing for emerging diseases

SHIC: Preparing for African swine fever

Watch Part 2 of the interview on preparing for emerging diseases

Veterinarians, mind your mental health

Veterinarians deal with stress under the best circumstances. But in this time of difficult decisions for pork producers and those who service them due to COVID-19, maintaining mental health is even...

Data show filtered farms break less often with PRRS

Nine years of data from the Morrison Swine Health Monitoring Project show farms with air-filtering systems have fewer outbreaks of PRRS than farms without filters.

Resurgent Mycoplasma hyorhinis causes debilitating arthritis in late finishing

Infectious arthritis caused by Mycoplasma hyorhinis is gaining ground in hog units where it infects neonatal pigs and develops into severe lameness in market hogs.

Antimicrobial resistance causing few clinical problems in swine

Clinical problems in swine due to antimicrobial-resistant infections are rare. In fact, patterns of resistance in swine have been stable for a long time.

Inadequate iron supplements cause subclinical anemia in weaned pigs

The standard 200 mg iron shot for baby pigs at processing may not be enough iron to last until weaning.

AMR in swine: Good news for the industry

Watch Part 1 of the interview on antimicrobial resistance in swine.

AMR in swine: Better information equals better decisions

Watch Part 2 of the interview on antimicrobial resistance in swine.

AMR in swine: Challenges of producing without antibiotics

Watch Part 3 of the interview on antimicrobial resistance in swine.

Batch farrowing makes a comeback on small- to medium-sized sow farms

The practice of farrowing sows in groups and not continuously is making a reappearance as small- to medium-sized sow farms seek ways to stay competitive.

Minimal evidence of antibiotic resistance in swine

Data indicate minimal resistant infections in swine, but that will not deter efforts to maximize preventive care and minimize the need for antibiotics.

Responsible antibiotic use

Watch Part 1 of the interview on antibiotic resistance in swine.

Antibiotic reduction: Record keeping is key

Watch Part 2 of the interview on antibiotic resistance in swine.

Antibiotic surveillance

Watch Part 3 of the interview on antibiotic resistance in swine.

Mycoplasma hyopneumoniae: New strategies for an old ‘bug’

Managing Mycoplasma hyopneumoniae (M. hyo) is nothing new for US pig veterinarians and producers, but there are a number of new tools available to deal with the bacterium.

Mycoplasma hyopneumoniae: Underrated disease

Watch Part 1 of the interview on Mycoplasma Hyopneumoniae.

Mycoplasma hyopneumoniae: Understanding Mycoplasma hyorhinis

Watch Part 2 of the interview on Mycoplasma Hyopneumoniae.

Mycoplasma hyopneumoniae: New strategies needed

Watch Part 3 of the interview on Mycoplasma Hyopneumoniae.

Chronic PED cases linger, setting the stage for elimination

The wild run of porcine epidemic diarrhea striking the pork industry in 2013 has slowed substantially, but chronic versions continue to plague some farms.

Swine dysentery makes an unwelcome comeback

Just when US pork producers thought swine dysentery was a problem of the past, it has re-emerged for an unwelcome encore in a slightly different form.

Grow-finish mortalities require fast action followed by prevention plan

Nothing grabs the attention of a grow-finish unit and its veterinarian faster than an uptick in mortalities.

Prepare for African swine fever outbreak with Secure Pork Supply plan

A growing threat of African swine fever (ASF) has convinced US pork producers to prepare for the worst with a Secure Pork Supply plan.

Moving biosecurity from the farm to the feed mill

An effective biosecurity strategy is not a stagnant process. It is continuously influenced by changes in pig-flows, disease pressures, virus evolution, emerging health issues and more.

Feed mill biosecurity: Risk-based approach

Watch Part 1 of the interview on feed mill biosecurity.

Feed mill biosecurity: Tracking a PEDV outbreak

Watch Part 2 of the interview on feed mill biosecurity.

Feed mill biosecurity: Risks from feed ingredients

Watch Part 3 of the interview on feed mill biosecurity.

Ellis: No magic bullet to reduce pre-wean mortality

Pre-wean mortality has increased over the last 15 years, and it’s a major concern for US pork producers and veterinarians.

Outmaneuvering PRRSV requires a better understanding of genetic diversity

PRRSV is constantly evolving, resulting in an extremely diverse virus with multiple lineages, but building a better understanding of that genetic diversity is the next step to making real progress...

Deen: Apply old lessons to new technologies

Classical education emphasizes the need for industries to adopt new technologies to keep up with external demands and constantly changing economic environments.

Connor: Disease elimination can lower the cost of production

US producers have robust export markets and a lower cost of production than many other countries, but Joe Connor, DVM, says cost of production could be even lower.

Disease elimination: PED, deltacoronavirus, M. hyo, TGE

Watch Part 1 of the interview on the impact of disease elimination on the cost of production.

Disease elimination: Biosecurity still key

Watch Part 2 of the interview on the impact of disease elimination on the cost of production.

Disease elimination: Old diseases making a comeback

Watch Part 3 of the interview on the impact of disease elimination on the cost of production.

Lowering pre-wean mortality starts at day 1

Pre-wean mortality continues to be a challenge to producers across the industry as genetic improvements allow sows to be more prolific and achieve higher total born.

Special Report: What’s behind the surge in sow mortality?

Sow mortality rates in the US have increased dramatically in recent years and now average about 15%. Pig Health Today talked with six experts about the alarming trend and, most important, what...

Veterinarian says VFD led to more strategic antibiotic use

The Food and Drug Administration’s revised rules for antibiotic use in hogs, including the VFD, has led to a reduction in and more strategic use of antibiotics in swine.

Strategies to move more pigs from birth to harvest

Litter sizes on US hog farms have steadily increased, but that’s a good-news/bad-news development as those large litters often come at a price, which is more low-birthweight piglets.

Strategies to move more pigs: Low weight piglets have trouble surviving

Watch Part 1 of the interview on moving pigs from birth to harvest.

Strategies to move more pigs: Importance of nutrition

Watch Part 2 of the interview on moving pigs from birth to harvest.

PCV3 is ‘absolutely’ a pathogen but proceed with caution

Porcine circovirus type 3 (PCV3) is “absolutely” a pathogen but merely finding the virus isn’t enough to conclude it’s the cause of disease.

PCV3 is ‘absolutely’ a pathogen: Clinical picture is important

Watch Part 1 of the interview on PCV3.

PCV3 is ‘absolutely’ a pathogen: Diagnostics for PCV3

Watch Part 2 of the interview on PCV3.

PCV3 is ‘absolutely’ a pathogen: PCV3 and PCV2 similar in name only

Watch Part 3 of the interview on PCV3.

Comprehensive, data-driven approach to lower wean-finish mortality

Identifying the source of wean-to-finish mortality can be a challenge, since factors affecting that stage of production may have originated earlier — on the sow farm, in the farrowing barn or at...

Maintain mycoplasma-negative herds with laryngeal swab tests from incoming gilts

Sow farms that have eradicated M. hyo must continue surveillance to keep the pathogen out or the results will be devastating.

Fogging helps establish Day 0 for M. hyo elimination

Maintaining a healthy herd takes time, energy and constant emphasis on biosecurity, Amy Maschhoff, DVM, told Pig Health Today.

Part 1: Sow mortality: It wasn’t always this way

Sow mortality rates in the US have increased dramatically in recent years and now average about 15%. Pig Health Today talked with six experts about the alarming trend and, most important, what...

Part 2: Sow mortality drivers

Sow mortality rates in the US have increased dramatically in recent years and now average about 15%. Pig Health Today talked with six experts about the alarming trend and, most important, what...

Part 3: Reducing sow mortality begins with animal selection

Sow mortality rates in the US have increased dramatically in recent years and now average about 15%. Pig Health Today talked with six experts about the alarming trend and, most important, what...

Part 4: Inflammation: A chronic problem for sows

Sow mortality rates in the US have increased dramatically in recent years and now average about 15%. Pig Health Today talked with six experts about the alarming trend and, most important, what...

Part 5: Insights from a 5,000-sow, 62-farm survey on sow mortality

Sow mortality rates in the US have increased dramatically in recent years and now average about 15%. Pig Health Today talked with six experts about the alarming trend and, most important, what...

Part 6: The importance of sow nutrition

Sow mortality rates in the US have increased dramatically in recent years and now average about 15%. Pig Health Today talked with six experts about the alarming trend and, most important, what...

Part 7: Being proactive and focusing on individual sow care

Sow mortality rates in the US have increased dramatically in recent years and now average about 15%. Pig Health Today talked with six experts about the alarming trend and, most important, what...

Researchers tackle survivability issues head-on

One in three pigs born on US farms fail to reach market, according to Jason Ross, PhD, a professor of animal physiology at Iowa State University and director of the Iowa Pork Industry Center.

Mycoplasma elimination possible, but more difficult on farrow-to-finish sites

With the right program in place, eliminating mycoplasma pneumonia is possible on many hog farms.

Sow pads show promise for reducing shoulder sores, related infections

During farrowing and lactation, sows can easily develop shoulder sores, which in turn become infected.  Could a little padding help?   

Population-based diagnostics pinpoint the power in numbers

The world of diagnostics is expanding. Instead of focusing on individual animals, population-based diagnostics help veterinarians and producers identify the health status of their barns more quickly...

Feed, water, air and comfort: Keys to prevent tail biting

Tail biting in pigs remains something of a mystery. What triggers a pig or pigs to bite tails? Why do some express this vice and others do not?

It’s back: Clinical outbreak of PCV2 in genetic herds reported

A clinical outbreak of porcine circovirus type 2 (PCV2) occurred this past winter in otherwise healthy, well-vaccinated herds, Clayton Johnson, DVM, of Carthage Veterinary Service, told Pig Health...

Survey says: RWA production adversely affects pig health and welfare

Swine producers and veterinarians responding to a national survey said pressure to maintain the raised without antibiotics (RWA) label sometimes compromises animal health and welfare.

Carthage swine veterinarian: Focus on individual pig care can benefit entire production system

Taking care of every single pig seems like a daunting task when producers have hundreds or thousands of pigs under their care. Still, the rewards are well worth the effort.

Pipestone nutritionist highlights advancements to improve pig health

Producers know if a pig has good gut health in the nursery, it’s more likely to get off to a good start in the grow-finish barn. But with increased pressure on antibiotic use, nutritionists are...

Phase I of pelvic organ prolapse study offers new insights

A pelvic organ prolapse (POP) is a dramatic, easy-to-identify event within the farrowing room. The difficult part is figuring out the cause and applying a solution.

On the road again? Be careful not to pig out

Swine veterinarians putting in long days on the road caring for pigs should be just as cognizant of their own health and nutritional needs.

Smithfield veterinarian aims to connect dots on animal welfare

For Mary Battrell, DVM, a swine veterinarian for Smithfield Foods, animal welfare is the connection between animal health, well-being and performance; and optimizing that connection improves...

Positive interactions with sows reduce piglet crushing

Encouraging staff to have more direct involvement with managing and handling sows can have positive impacts on herd welfare and mortality rates, say scientists.

PRRS in growing pigs linked to sow outbreaks

Porcine reproductive and respiratory syndrome (PRRS) in growing pigs may play an important role in PRRS outbreaks among sow herds.

Resurgence of ‘old’ bacterial diseases in pigs: Why?

Three bacterial diseases considered under control recently flared up creating new challenges in hog operations. The older diseases include Haemophilus parasuis (parasuis), Streptococcus suis (strep)...

Know the feed risk factors for African swine fever

As African swine fever (ASF) continues its insidious spread through China and surrounding countries, the need to keep it out of US herds becomes more imperative.

Connor: ASF fears prompting broader view of biosecurity

Maintaining good biosecurity has long been key to advancing the health, well-being and productivity of hog farms, but the threat of African swine fever has raised the bar and prompted veterinarians...

Davies: Focus on optimizing antibiotic use, not volume

The US pork industry has a good track record for using antibiotics responsibly, but how should it be graded for its efforts?  By volume?  Types of antibiotics used?  Resistance trends? 

Some aspects of Senecavirus A continue to mystify researchers

While the spikes of Senecavirus A have plateaued in recent years, researchers in the pork industry are still confounded by the elusive virus and what triggers outbreaks.

Senecavirus A: Several questions remain unanswered

Senecavirus A (SVA) is detected in a pig’s tonsils about 40 days after infection with the virus — a finding that raises some interesting questions.

Picking your battles is key to biosecurity success

Biosecurity is one of those on-farm topics that gets a lot of time and attention, but it can easily fall apart in the day-to-day reality of managing pigs.

Simpler, less costly monitoring methods helping pork industry get a better read on PRRS

Newer testing methods for the PRRS virus are not only simpler and less costly than traditional procedures, they are also helping farms more accurately track the virus through different production...

Reducing stress can aid pig health, performance

Pigs can get stressed, just like people, and the impact can be just as serious.

Perineal scoring first clue to pelvic-organ prolapse in sow-mortality project

A large research project involving 104 US sow farms and 400,000 sows is expected to identify factors related to the recent increase in sow mortalities caused by pelvic-organ prolapses.

Why do summer PRRS breaks last longer than winter breaks?

Summer outbreaks of PRRS take 15 weeks longer to stabilize than PRRS outbreaks beginning in the winter, according to data from the Morrison Swine Health Monitoring Project (MSHMP).

What’s your ‘risk attitude’? The role of human behavior in biosecurity

How human behavior impacts biosecurity decisions is a new frontier that’s critical to producers.

Multiple infections? It’s important to get to the root cause

Disease management can be challenging. You have a list of possible causes, but unless you get to the root cause, those symptoms are likely to recur.

Why did sow-mortality rates jump to 15%?

The spike in sow-mortality rates over the past decade has prompted the US pork industry to hunt for answers.

Secure Pork Supply plan updated to meet changing FAD needs

With African swine fever (ASF) well established in China and parts of Europe, US pork producers need to take steps now to protect their interests in the face of an outbreak.

Dee: Mitigants combined with extended storage time help guard against virus transmission

Feed additives that mitigate viruses, combined with extended storage times, could help protect the US pork industry from African swine fever and other foreign animal diseases.

Understanding feed flow, biosecurity critical in ASF battle

The US pork industry is nervous about African swine fever (ASF) and other foreign animal diseases entering the country — and for good reason.

Action plan, training keys to humane euthanasia of pigs

A critical part of humane animal care on pig farms is responsible and timely euthanasia. However, identifying individuals for the job, training them and having a plan to carry out the process can...

Inflammation, stress put pressure on sow longevity

In recent years, producers have focused on pigs per sow per year and number of pigs weaned to maximize profits, but increased litter size puts pressure on sow longevity.

Are you giving M. hyo the attention it deserves?

Mycoplasma hyopneumoniae (M. hyo) isn’t a new problem in the pork industry. I’s been around for years, but that’s exactly the point: Why is the industry still wrestling with it?

Carthage vets focusing on ‘regional’ IAV-S vaccination strategies for breeding herds

As influenza viruses evolve, is there a more effective way to manage vaccinations for influenza A virus in swine?

New technologies may yield new insights on antibiotic use, resistance

The pork industry has a reputation for using antibiotics responsibly, but when the industry looks at antimicrobial use and tries to understand how products either mitigate or promote resistance,...

Australia’s experience with castration alternative should give global confidence, producer says

Australian consumer acceptance of a technology that offers an alternative to physical castration should give more pork producers the confidence to use it, says one of Australia’s leading pork...

Webb: FAD outbreak could be financially crippling for US pork industry

A single reported incident of a trade-limiting foreign animal disease (FAD) would devastate the US pork industry, perhaps causing billions of dollars in losses.

Gene editing offers future options to address swine diseases

Whether the focus is human or animal medicine, gene editing has created a buzz today about its potential for addressing numerous health issues.

Animal welfare key to pork producers’ continuous improvement

Animal well-being is not a new concept and has long been a priority on hog farms. “It’s one of the ethical principles within the industry’s We Care initiative,” said Sherry Webb,...

‘One Health’ approach needed to balance antibiotic usage, animal welfare

When it comes to responsible antibiotic management, there are wide-ranging views and interpretations on usage, impact, future direction and even terminology.

FDA’s antibiotic guidance and VFDs continue a smooth transition

It’s fast approaching 2 years since the FDA implemented its revised guidance for antibiotic use in food animals. At the center of the effort is the veterinary feed directive (VFD).

Why sows leave the herd: Biological priorities and productivity

When it comes to sow productivity, culling and mortality issues, “the simple answer is there’s no simple answer,” John Deen, DVM, University of Minnesota swine epidemiologist, told Pig Health...

Strategies to weaken PRRS’ grip on US herds

After more than three decades, porcine reproductive and respiratory syndrome (PRRS) remains a serious disease threat to swine units in the US.

Producer priorities drive NPB swine-health research

There’s no shortage of swine-health issues that would benefit from research investment, but when it comes to allocating Pork Checkoff funds, producers make the decisions.

Rapid Response Plan offers CSI team for emerging diseases

Determining the cause of a peculiar health condition in pigs is not unlike a crime scene investigation (CSI). The veterinarian, producer and diagnosticians search for clues into what, how and why the...

Tale of two viruses: PCV3 impact unknown while PCV2 continues to evolve

Genetic sequencing demonstrates that porcine circovirus type 3 (PCV3) is significantly different from PCV2, but otherwise little is known about the virus.

Shifting consumer trends require a more open dialogue

Baby boomers have long dominated the retail marketplace — and they’ve been loyal meat customers. But that dynamic is shifting as millennial and younger shoppers, who are less committed to meat as...

Managing pain, Strep suis infection in baby pigs critical for welfare

The US pork industry has demonstrated high standards for animal welfare, but there is still much to learn about mitigating pain — not only during processing, but also pain resulting from Strep...

Finding ‘root of the problem’ key in herds with multiple disease challenges

New diagnostic tools have helped the pork industry get a better handle on disease monitoring, but how do you prioritize when multiple pathogens have infected the herd?

Connor: No clear winner in pen- versus crate-gestation debate

Sow housing during gestation continues to draw debate as some hog operations make a switch from crates to pens for gestation. The results are mixed.

Nerem: Shift focus to responsible antibiotic use, not arbitrary reductions

Some retailers and foodservice companies are asking for animals that have never received antibiotics (“no antibiotics ever” or NAE), but that request fails to recognize that animals — like...

Yeske: Multiple factors contributing to rising sow-mortality rates

The spike in sow-mortality rates in recent years has everyone in the US pork industry searching for answers. Don’t expect any simple solutions, however. 

Veterinarian says both pigs, caregivers suffered in antibiotic-free study

A study looking at how pigs challenged with PRRS performed in an antibiotic-free production setting needed to be stopped for welfare reasons so the pigs could be treated with antibiotics.

Knock, knock: Swine veterinarian shares experiences from VFD audit

When Peter Schneider, DVM, heard FDA auditors were at the door to see the operation’s VFDs, he remembers feeling a little nervous.

PED — live with it or eliminate it?

The porcine epidemic diarrhea (PED) virus that devastated the US swine industry several years ago continues to persist, causing fewer pig deaths but curtailing pig growth.

Tyson VP: ‘Antibiotic issue is far from black and white’

Producer and consumer choice are equally important when it comes to producing quality pork products — and it’s important not to put limits on either of them, according to Kent Harrison, vice...

Veterinarian: ‘Take PED seriously and get it cleaned up’

After a few years of limited activity, PED remained quiet in southwest Minnesota until last spring, when four sow farms in southwest Minnesota broke with the disease. 

Parvovirus still poses threat to breeding herd

For as long as anyone can remember, pork producers have vaccinated gilts for parvovirus. Now that outbreaks are rare, is it necessary to vaccinate the entire breeding herd? 

Raising pigs without antibiotics? Plan to ‘sweat the small stuff’

Follow this rule if you’re raising pigs without antibiotics: “Sweat the small stuff.” That’s the advice from Doug MacDougald, DVM, for any farm that wants to eliminate antibiotics without...

Communication key to consumer acceptance of modern pig production

The pig industry needs to be more open about intensive production systems if consumers are to be more accepting of modern pig production, a new study confirms.

SHIC establishes diagnostic strategies to get ahead of disease

If knowledge is power, being prepared is security. Both are drivers behind the Swine Health Information Center’s (SHIC) program to share information among the nation’s four major swine veterinary...

Pork industry needs to balance animal well-being with antibiotic pressures

After 37 years of swine veterinary practice, John Baker, DVM, Boonville, Indiana, sees producers and veterinarians entering a new era in antibiotic management — one that focuses not on arbitrarily...

Brenneman: ‘Have conversations about what’s going on at the farm’

The pork industry needs to do a better job telling its story — particularly about how it is improving, evolving and serving the best interests of consumers, producer Erin Brenneman told Pig Health...

Scientist ‘pops the hood’ on US pork industry’s newest vaccine for PCV2

What is “cell-mediated immunity” and how does it affect vaccine performance? Are two PCV2 genotypes necessarily better than one? And what does a monster from Greek mythology have to do with...

Part 1: Cell-mediated immunity critical to vaccine performance

What is “cell-mediated immunity” and how does it affect vaccine performance? Are two PCV2 genotypes necessarily better than one? And what does a monster from Greek mythology have to do with...

Part 2: Why two PCV2 genotypes are better than one

What is “cell-mediated immunity” and how does it affect vaccine performance? Are two PCV2 genotypes necessarily better than one? And what does a monster from Greek mythology have to do with...

Part 3: Chimeric vaccines combine strengths of each antigen to provide better coverage

What is “cell-mediated immunity” and how does it affect vaccine performance? Are two PCV2 genotypes necessarily better than one? And what does a monster from Greek mythology have to do with...

Good nutrition, management can’t replace antibiotics, but they can help reduce the need

Producers looking to raise pigs with little or no antibiotics should consider nutritional strategies that help pigs build more immunity, according to Mike Tokach, PhD.

Veterinarians in best position to be ‘ambassadors’ for antimicrobials in pork production

Veterinarians can leverage their credibility to help consumers understand the complexity of the decision-making process for antimicrobials used in pork production.

Ileitis: Is it possible to control in baby pigs without antibiotics?

Ileitis may be a ubiquitous disease in grow-finish pigs, but with changes in on-farm antibiotic use it could become a new, more common challenge in the nursery period.

See it, do it, teach it: Veterinarian offers tips for caregiver training

When you give someone something to read, the expressed competency level is about 10%. When you talk to them on the phone, it’s only 20%. But if that person sees a colleague do something a certain...

Strep suis resurfacing to challenge high-health herds

What’s old is new again — or at least that’s what some high-health herds are finding with Streptococcus suis (Strep suis).

Processing fluids helping to fine tune diagnostics in swine herds thought to be PRRS-negative

Collecting aggregate samples of processing fluids during tail docking and castration is proving to be an excellent way to monitor herds for porcine reproductive and respiratory disease (PRRS) virus,...

African Swine Fever could cost assorted industries billions of dollars

If the African Swine Fever (ASF) virus enters the United States, the repercussions will be felt throughout the agriculture sector and beyond.

Locking out PDCOV requires attention to biosecurity detail

Porcine delta coronavirus (PDCOV) may not be as devastating as its relative, porcine epidemic diarrhea virus (PEDV), but the negative impact on production is motivation enough to work to lock it out...

Five ways to get better returns on your swine-health program

The pork industry uses a wide variety of vaccinations and medications for managing viral and bacterial diseases. Micah Jansen, DVM, Zoetis, identifies five areas where producers can improve returns...

Pavlovic: Today’s PED outbreaks may be mild but still hurt profitability

Porcine epidemic diarrhea (PED) virus may not be as devastating to hogs today as it was a few years ago, but it still damages the bottom line, according to Lynn Pavlovic, DVM, Iowa Select Farms.

Dee: Research shows potential for FAD transmission through some imported feed ingredients

A big step in preventing transmission of foreign animal diseases (FAD) through feed is to reduce virus-survival rates in the feed, explained Scott Dee, DVM, PhD, director of research, Pipestone...

Connor: Managing mycoplasma requires integrated approach with vaccines, feed medications, injectables

Mycoplasma pneumonia continues to trouble the swine industry. Around for years, the respiratory disease caused by the bacterium M. hyo reduces pig performance, especially when mixed with other...

‘We’ve almost forgotten that boars just perform better’

Ever since Larry Rueff, DVM, a swine veterinarian from Greensburg, IN, stopped physically castrating some of his pigs 4 years ago, and started using a protein compound that works like an immunization...

PCV3: A challenge independent from PCV2

Anyone involved in raising pigs is aware of PCV2, but new on the scene is porcine circovirus type 3 (PCV3). Although the two viruses are both circular DNA viruses in the same family, they are...

2018 Leman Conference features ‘science-based solutions’ for pork production

Organized by the University of Minnesota’s College of Veterinary Medicine, the annual 4-day Allen D. Leman Swine Conference offers scientific and practical information on a broad range of swine...

Don’t get complacent with evolving PCV2 virus

Vaccines for porcine circovirus type 2 (PCV2) currently do an adequate job of cross protecting against new genotypes of the virus, but swine veterinarians and producers shouldn’t let their guard...

Lessons learned from recent Seneca Valley outbreaks

The Seneca Valley virus (SVV) is proving to be something of a test case for swine producers’ and veterinarians’ preparedness for foreign animal diseases.

Rapid Response Corps poised to investigate transboundary swine disease outbreaks

The US pork industry learned a big lesson after the porcine epidemic diarrhea (PED) outbreak in 2013.

‘False alarms’ by Seneca Valley virus trigger costly FMD investigations

A growing number of Seneca Valley virus (SVV) outbreaks wastes the time and money of people who investigate suspected foreign animal-disease outbreaks.

Barn location can impact PRRS exposure risk

Several factors go into selecting a site for a pork-production unit, but research shows there are a couple more — specifically, terrain and vegetation — that may influence exposure to the porcine...

Piglets are key subpopulation in keeping IAV-S circulating

When it comes to influenza A virus in swine (IAV-S), the relationship between the sow’s immune status and piglet protection remains perplexing.

Yeske: Mycoplasma elimination ‘always a good strategy’

Eliminating mycoplasma from a herd works well with a fast payback, even in hog-dense areas, according to research conducted by Paul Yeske, DVM, Swine Vet Center, St. Peter, Minnesota.

Maximizing colostrum intake at birth improves finishing performance

The amount of colostrum a piglet consumes during its first 24 hours of life impacts its performance through finishing, according to Jeffery Wiegert, swine specialist, North Carolina State University...

Morrison Swine Health Monitoring Project underscores value of information sharing

Collaboration among veterinarians working with different pork producers is one of the great benefits emanating from the Morrison Swine Health Monitoring Project (MSHMP).

What have we learned about antibiotic-resistant genes in groundwater?

Swine manure is a valuable resource for cropland, but understanding its potential impact on groundwater is an ongoing priority.

What’s driving the surge in sow mortality?

Sow mortality in US herds has trended upward in recent years, and identifying the reasons has frustrated producers and veterinarians alike.  

Iowa Select veterinarian taking a more targeted approach with antibiotics

Iowa Select Farms’ targeted approach to antibiotic use within its production system began well before the FDA’s expanded VFD rule.   

‘Coopetition’ healthy for pork industry

Teaming up to share ideas and troubleshoot swine-health issues can be good for pork producers and the industry, said Joel Nerem, DVM, a swine veterinarian with Pipestone Veterinary Services,...

Antibiotic stewardship: What can the pork industry learn from human medicine?

With so much attention being placed on antibiotic use and antibiotic resistance, animal agriculture can sometimes feel as if it’s the only target. However, human medicine also is getting an...

Batch farrowing offers smaller sow farms improved disease control

Independent sow farms grouped together and using batch farrowing may be able to capture the same health advantages as a 5,000-sow farm with all-in, all-out production.

How close are we to having a Strep suis vaccine for pigs?

Although antibiotics provide a treatment option for Streptococcus suis — a common, widespread bacterium in swine — long-term management hinges on an effective vaccine.  

More planning required for feed medications in new VFD era

Planning, paperwork and prevention are the priorities on hog farms in response to the Food and Drug Administration’s (FDA) expanded veterinary feed directive (VFD), which came onto the scene in...

Part 1: Vaccine storage and handling

A common mistake made with vaccines involves improper handling of the vaccines. From the time the products arrive on the farm until they are used, the vaccines must be properly stored, following...

Part 2: Selecting and training caregivers for effective vaccination

A common mistake made with vaccines involves improper handling of the vaccines. From the time the products arrive on the farm until they are used, the vaccines must be properly stored, following...

Part 3: Vaccine training more important as pork industry rethinks antibiotics

The new veterinary feed directive rules regarding the use of antibiotics in feed makes the use of vaccinations more important to maintain optimum swine health. If pigs receive proper vaccinations...

Part 4: Training benefits antibiotic programs, too

A well-trained caregiver becomes the first line of defense against disease in a hog unit. If they are trained to recognize the first signs of disease in pig units, they can alert management...

Part 5: Feed medications still play an important role in swine health

Veterinarians know the history of disease that may pop up within different hog systems. Depending on the situation, they may decide that a feed antibiotic is the best route to treat the pigs.

Cull-sow market endangers foreign animal-disease prevention

The US cull-sow market could threaten containment plans if a foreign animal-disease (FAD) outbreak occurred in the US, according to Jim Lowe, DVM, associate professor at the University of Illinois.

Antibiotic-free production: What lessons can pork learn from poultry?

A rapid increase in the use of vaccines for respiratory and enteric diseases in swine over the past year will ultimately allow a reduction in antibiotic use, predicted Joe Connor, DVM, swine...

How long do mycoplasma-negative herds stay negative?

Most hog farms successfully stamp out mycoplasma pneumonia when they work with their veterinarian to eliminate the disease. The challenge is preventing reinfection. 

USDA seeks comments on plans to modernize swine inspection

Spokespersons for USDA’s Food Safety and Inspection Service (FSIS) made the rounds at the 2018 International Production and Processing Expo in Atlanta to drum up support for proposed rules to...

Healthy, stress-free GI tract is key to pigs’ long-term health

A healthy gastrointestinal (GI) tract is inextricably linked to the nervous system and is generally a strong predictor of a pig’s overall health, said a research veterinarian who specializes in...

High-risk viruses survive in feed, threaten US pork

An investigation initiated by the Pipestone System and Scott Dee, DVM, continues to uncover more information about the link between feed ingredients and foreign pathogen movement.

Pig care, disease prevention are top goals for this vet

In a video produced as part of the Vets on Call series, Dr. Paul Ruen explains that pigs are social creatures who like to be in groups.

Pork producers need to proactively communicate with consumers to change the dialogue

Pork producers and swine veterinarians need to take a more active role in consumers’ food conversations for them to get an accurate picture of how pigs are raised, said Tamika Sims, PhD, director...

In-feed antibiotics best addressed on a case-by-case basis

Adjusting to changes in how and when to use in-feed antibiotics is an ongoing effort. While those products are still available under veterinarian supervision for prevention and treatment of a...

Food-chain specialist: Communicate the emotional side of pork production, not the technical

The food supply chain has changed dramatically in the past 20 years. “It’s so much more complex and consumer driven,” said Justin Ransom, supply chain strategist. “Today’s consumer can ask...

Balancing good and bad bacteria key to effective gut health, nutrient absorption

Developing techniques and tools to encourage the growth of good bacteria in the gut is key to producing healthier pigs that require fewer antibiotics over the long term, according to swine...

Boar stud requires high health status, zero tolerance for biosecurity errors

A boar stud producing semen for thousands of sows needs to maintain excellent health with the highest level of biosecurity possible.

Pork producers gain ground against PRRS with reduced production losses

Porcine reproductive and respiratory syndrome (PRRS) remains one of the most costly viruses infecting US herds. But an Iowa State University study showed the annual cost of PRRS dropped nearly $100...

Pig care: If there’s something off, don’t try to ‘look him well’

Watching pigs may not be glamorous or stimulating, but it’s a responsibility that Bob Blomme, DVM, takes very seriously.

Practicing precision animal health

Ross Kiehne, DVM, practices what he calls “precision animal health.” “I’m only going to provide the vaccine or antibiotic that’s right for the pig at that time in its life to make it as...

Yeske: Provide better pig care — one animal at a time

Taking time to walk the pens, make eye contact with each pig and pull the sick ones for individual care seems to conflict with inherent efficiencies associated with population medicine.

Getting pigs off to a good start with better gut health

Improved education of caretakers is one way pork producers can help ensure their pigs have a healthy gut and get off to a good start, Noel Garbes, DVM, technical services veterinarian, Zoetis, told...

Is your hog farm prepared to navigate quarantines in a FAD outbreak?

Each year, approximately 25% of all the pork produced in the US is exported to other countries. Imagine if access to those markets closed abruptly. That’s the scenario pork producers would face if...

What PED taught us about handling future disease outbreaks

The porcine epidemic diarrhea virus (PEDV) outbreak that devastated many US hog farms over the past 4 years served as a wake-up call for the pork industry to be more vigilant against foreign animal...

What you need to know about CSI auditors

Anyone who owns hogs or hog buildings should expect a visit someday by an auditor who will conduct an animal-welfare and food-safety audit. Usually a packer or processor requests the audit, which is...

Virtual clinic drives better understanding of disease outbreaks

A virtual veterinary clinic that monitors pig-disease trends and provides an early alert system for diagnostic laboratories and swine practitioners is helping the US pork industry stay head of...

Greenway: ‘Don’t be afraid to engage’ consumers on antibiotics, welfare

Pork producers should find more ways to engage with consumers and share their stories about responsible antibiotic use and welfare, says Brad Greenway, America’s Pig Farmer of the Year in 2016.

PEDV still taking major toll on US sow farms

Porcine epidemic diarrhea virus (PEDV) is still around and can lead to major losses for pork producers, cautioned Gene Nemechek, DVM, technical services veterinarian, Zoetis.

Taking oral-fluid samples for PRRS: How many and when?

Oral-fluid sampling can provide a simple, reliable way to surveil for porcine reproductive and respiratory syndrome virus (PRRSV), Marisa Rotolo, DVM, of Iowa State University, reported at the 2017...

‘Race to zero’ not the answer in antibiotics debate

Regulations around the use of antibiotics in feed should not encourage a race to “no antibiotics ever” production systems that could compromise pig welfare, according to a pork-industry...

Can we find the ‘next PED’ before it finds us?

Paul Sundberg, DVM, recalls sitting around a conference table in San Diego in spring 2013, talking with other swine veterinarians about a new pig disease burning through China at the time.

So far, so good: Pork producers adjusting well to new VFD rules

Implementation of the new veterinary feed directive (VFD) in swine has gone smoothly in the field, according to Chris Rademacher, DVM, Iowa State University Extension.

‘Secure Pork’ plan aims to ensure pig flow from uninfected farms during FAD outbreak

If a foreign animal disease (FAD) were to hit the US pork industry, the impact could be dramatic and widespread — most likely resulting in government-mandated quarantines around the affected areas...

Pork industry teaming with NAHMS, FDA to score antibiotic use

National Pork Board’s David Pyburn, DVM, talked with Pig Health Today about two initiatives under way to help regulators grade the pork industry’s commitment to responsible antibiotic usage.

What’s the best PRRS strategy for your herd?

Every year, porcine reproductive and respiratory syndrome (PRRS) infects an estimated 25% to 45% of sow herds in the US, according to Clayton Johnson, DVM, Carthage Veterinary Clinic, Carthage,...

Understanding swine flu’s diversity key to better control programs

The number of swine influenza cases as well as the diversity of circulating flu viruses have increased in the past several years, based on experience at Iowa State’s Veterinary Diagnostic...

Want better biosecurity? Start with your pig trailers

Improving transportation biosecurity may be the last frontier the swine industry needs to conquer to help prevent the spread of infectious diseases. According to Butch Baker, DVM, the spread of...

Veterinarian offers tips for surviving a CSI audit

While audits are part of doing business, many pork producers still worry about going through the process. Amber Stricker, DVM, steps in to help clients prepare for or undergo an audit, which is...

Hanor swine vet: Food animals deserve the same care and treatment as pets

Pigs are “very cool” animals — they’re all curious and very friendly from the time they’re baby pigs to sows and boars, explains Tara Donovan, DVM, company veterinarian for Hanor Company.

PEDV outbreaks prompt a ‘CSI Pipestone’ investigation

When PEDV devastated the US hog industry in 2013, the Pipestone System remained fairly unscathed, with only a couple of farms experiencing outbreaks. Their luck changed in January 2014.

M. hyo: Control or elimination?

Effective control of Mycoplasma hyopneumoniae (M. hyo) has to start in the breeding herd to prevent problems with the disease in finishers, according to Lucina Galina, DVM, director of technical...

New VFD rules affecting disease management for swine

The updated VFD rules that took effect in January 2017 haven’t required a big adjustment for the swine industry, but they have furthered the trend toward reduced antibiotic use — and the result...

Iowa veterinarian sees benefits to early PRRS vaccination

It takes 3 to 4 weeks for pigs to develop immunity against PRRSV after vaccination with a modified-live vaccine, so vaccinating early gives them the time they need to develop immunity by nursery age,...

Opportunistic pathogens prey on newly weaned pigs infected with a primary virus

Around 50% of pigs weaned today likely are infected with a primary viral pathogen, like porcine reproductive and respiratory syndrome (PRRS) or swine influenza, reported Cameron Schmitt, DVM,...

Positive-pressure ventilation makes a comeback to reduce PRRS transmissions

Producers looking for ways to reduce porcine reproductive and respiratory syndrome (PRRS) find positive-pressure ventilation with some modifications works, especially in older building, according to...

Understanding animal behavior helps ensure better piglet care

Watching 21-day old piglets that just left their mothers being placed in a nursery barn takes a special “sixth” sense to understand what they’re feeling.

Technology, veterinary care helping to improve pig health, production on Illinois swine farm

Ness farm pigs get dessert before dinner. The Ness’ production system uses a liquid byproduct from an ice cream manufacturer to supply fat and energy to their pigs’ diet.

Swine vet: Factory-farm concept ‘couldn’t be further from the truth’

Today the term factory farm is used very widely, and most people think machines are making pigs, notes Seth Krantz, DVM, company veterinarian for Tosh Farms.


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