Mindy Ward’s title says it all, “Buckle down on biosecurity!” We’ve assembled a group of articles referencing emerging HPAI infections in non-bird species. Most notable is AABP’s renaming of the emerging cattle disease as Bovine Influenza A Virus versus HPAI followed by assertions to keep pets away from birds. There’s significant media coverage but, as we’ve learned before, … [Read more...]
Second case of avian influenza identified in a person in the U.S.
A person is being treated for bird flu following contact with dairy cows presumed to be infected with the virus in Texas. The article shares updates on avian flu detections across the U.S. Source: Agricultural Dive, April 1, 2024. Link. Also see: Human H5N1 likely linked to cattle, Worms and Germs, April 1, 2024. Link. A lot of attention is warranted, says Scott Weese, … [Read more...]
Curbing gas with perennial grass
The Paris Agreement commitments to global emissions-reduction targets has elevated the discussion of methane production from cows <Link>. While some claim inaction from the livestock segment, a Minnesota study of forages contradicts those claims. Perennial forages are often praised for their ability to capture atmospheric carbon and sequester it in the soil. Now a … [Read more...]
APHIS now thinks wild birds are to blame for HPAI infections in cows (video)
Based on findings from Texas, the detections appear to have been introduced by wild birds. Initial testing by the National Veterinary Services Laboratories has not found changes to the virus that would make it more transmissible to humans.” Source: Drovers, March 28, 2024. Link. Also see: Milk supply unaffected by HPAI in cows, Smithsonian, March 27, 2024. Link. … [Read more...]
At 70 degrees F calves and cows start feeling the heat
A spring day in the 70s is often celebrated. Jackets get removed, grills get lit, golf clubs come out and cars get washed. But in the calf barn and calving pens, as well as in loafing lots, cattle start to move toward heat stress. Reminding producers that heat stress does not discriminate, Jimena LaPorta, PhD, shared the importance of keeping calves and cows cool. Source: … [Read more...]
Deworming calves pre-weaning improves weight gain, adds value
A recent Arkansas study showed deworming calves about two months before weaning improved weight gain and added value for producers, writes John Lovett. We know the why, the when and the how, but getting producers to change behaviors to realize the value is still a barrier. Sharing this article might help. Source: Drovers, April 1, 2024. Link. The weight gain from … [Read more...]
A bad sample is worse than no sample
Sponsored Content According to Ohio State’s William (Bill) P. Weiss, PhD, “A bad sample is worse than no sample.” He was speaking about accuracy when analyzing feed, but he could have been referencing the collection of samples to be sent to diagnostic laboratories to identify pinkeye strains from cattle showing signs of it. Addison Laboratory’s Karlin Yaeger and I spoke … [Read more...]
HPAI confirmed in Texas, Kansas dairy cows
Unpasteurized, clinical samples of milk from sick cattle collected from two dairy farms in Kansas and one in Texas, as well as an oropharyngeal swab from another dairy in Texas, have tested positive for a strain of highly pathogenic avian influenza. The USDA said that affected dairy cows do not appear to be transmitting the virus to other cattle within the same herd. Source: … [Read more...]
The anti-meat discussion returns to rapid emissions reduction
Commentary The next big climate deadline is for meat and dairy, writes Kenny Torella sharing information from the December 2023 United Nations Climate Change conference. He quotes Harvard’s Helen Harwatt who says, “We need to see major changes in livestock production and consumption . . . really deep and rapid changes over the next decade.” Beyond the obvious reduction in … [Read more...]
The first insulin-producing cow could mean a new era in insulin production for diabetics
A new Biotechnology Journal study describes the development of the insulin-producing cow, a proof-of-concept achievement that could be scaled up after additional testing and FDA approval. “The study’s goal was to make proinsulin, purify it out to insulin and go from there, said Matthew B. Wheeler, PhD, but the cow processed it herself. She makes about three to one biologically … [Read more...]
No excuses to skip prevention with cash cattle markets nearing historic highs
Commentary We often hear about cattle producers who penny pinch on vaccines, dewormers and other practices that support cattle health. While every head has always counted, there is no better time to invest in advancing herd health than when cash markets are high. Cattle producers can realize even higher premiums for doing the right things at the right time when cattle … [Read more...]
One in 11.2 million: Central Nebraska cow has 4 live calves (fun video)
A Custer County Nebraska cow recently gave birth to four healthy, lively calves; quadruplets. Two of them weighed 30 pounds and two of them weighed 35. Quad mom and calves are all healthy and doing fine. Source: Sandhills Express, March 14, 2024. Link. (3:33) The widely accepted odds by veterinary experts of a cow having four calves in one pregnancy is one in 700,000. Those … [Read more...]
Annual leptospirosis vaccination NOW recommended by ACVIM
Leptospirosis sp. is a zoonotic risk in humans and other mammals. Leptospirosis is most frequently recognized in cattle, swine, dogs, horses and wildlife. Cats are also being considered as more investigation takes place. Modern canine vaccines offer four serovars of lepto to help protect dogs and the infection risks are not restricted to large-breed dogs, male dogs, or dogs … [Read more...]
USDA restricts use of ‘Product of USA’ label to U.S.-grown meat, poultry and eggs
Under a new rule, food processors will be able to put “Product of USA” on packages of meat, poultry and egg products only if the animals were born, raised, slaughtered and processed in the United States. The new rule takes effect in 60 days. Compliance becomes mandatory on Jan. 1, 2026. Source: Successful Farming, March 12, 2024. Link. … [Read more...]
Dairy industry contraction trend continues
There were 1,642 dairies that milked cows for the last time in 2023, bringing the number of dairy farms with a permit to sell milk in the United States to 26,290, a reduction of 5.9 percent of the nation’s dairy farms. Overall, herd size has grown 382 percent over the past 32 years keeping cow numbers relatively steady. Source: Hoard’s Dairyman, March 11, 2024. Link. … [Read more...]
Don’t throw away extra milk
It is the most common disease in dairy cattle. Twenty percent to 40 percent of cows develop clinical mastitis each lactation. This article shares perspectives on mastitis treatment, choosing which cows to treat, culturing milk samples to determine the treatment pathway and economic considerations as presented by Pamela Ruegg, DVM, MPVM. Source: Hoard’s Dairyman, March 8, … [Read more...]
Overcoming the Stress Response Cascade to get more productive cows
Includes Commercial Content This article explains the results of stressors on cows and a trio of negative effects including reduced feed intake, development of leaky gut and systemic inflammation. It offers perspective on proactively using additives to reduce stress effects. Source: Feedstuffs, March 1, 2024. Link. With proper use, additives can be an effective and … [Read more...]
Worth a Glance – March 7, 2024
Last week’s AHD Bulletin – Animal Health Digest Bulletin, February 29, 2024. Link. Most read post(s) from the February 29th AHD Bulletin – Tax benefits of hiring your children, plus IRS rules to follow. Link. Are veterinarians obligated to discuss pet insurance? (podcast). Link. Managing online reviews. … [Read more...]
The devil is in the details: Proper semen handling
Rick Ellerbrock shares the importance of proper semen handling and refers to the training of new technicians, including a list of procedures and protocols. Those who create good habits for semen handling are the ones who often garner the highest conception rates. Source: Progressive Dairy, February 16, 2024. Link. Errors in semen handling can reduce conception rates by as … [Read more...]
Survey: Producers still need parasite education.
Parasite prevention plans are important year-round and require continual reinforcement, assessments and planning. Results of a national survey of beef producers and beef veterinarians exposed gaps in knowledge and, maybe more importantly, a lack of urgency. We noted references resembling the adage “if it isn’t broke, don’t fix it,” mindsets instead of best planning and … [Read more...]
Perceived role of the veterinarian in promoting dairy cattle welfare
A recently completed study by Canadian veterinary researchers considered how to improve the lives of animals in agricultural systems. Using dairy cattle, dairy veterinarians and veterinary students, the study focused on minimizing negative experiences, according to study authors who set out to see where veterinarians influence the promotion of positive welfare experiences for … [Read more...]
Fire doesn’t discriminate. Neither do these vets.
Dr. Deb Zoran, a veterinarian and leader of Texas A&M’s Veterinary Emergency Team, faces long days and short nights as the Texas wildfires rage on. Originally on a narrow mission to aid the search dog sent with A&M’s search and rescue team, Shelton and other volunteers heeded officials’ pleas for help from more veterinarians. They’re still there. The veterinarians … [Read more...]
Worth a Glance – February 29, 2024
Last week’s AHD Bulletin – Animal Health Digest Bulletin, February 22, 2024. Link. Most read post(s) from the February 22nd AHD Bulletin – And, “What else?” Link. 8 restaurant etiquette tips, explained. Link. Skipping the dog walk IS a big deal. Link. ============================================ A major solar storm could be devastating to our … [Read more...]
TSCRA urges donations amid devastating Texas and Oklahoma wildfires
As wildfires continue to rage in the Texas panhandle and Western Oklahoma, the Texas & Southwestern Cattle Raisers Association is urging donors to give to the TSCRA Disaster Relief Fund. Donations will to aid victims of the ongoing natural disasters. The TSCRA Disaster Relief Fund is a 501(c)(3) nonprofit that provides support for cattle raisers in Texas and Oklahoma who … [Read more...]
Chatfields and Joseph J. Wakshlag, DVM, PhD, share updates on using hemp, CBD for pets
Commercial Content included It seems everyone is talking about hemp and CBD for pets and there are several considerations for veterinarians. Studies are showing CBD and CBDA can be helpful in certain conditions common to pets and potentially with livestock. Topics include pain, stress, anxiety, inflammation, itching plus dosing and quality issues with so many sources of … [Read more...]
Traceability divides U.S. cattle producers
Traceability conversations continue to dominate livestock policy. Electronic identification is being promoted by the USDA currently in the middle of a rulemaking process. The battle over data ownership, disease preparedness, technology, cattle inventories, big-brother oversight and more has been present for more than two decades. Betty Haynes shares excerpts of discussions from … [Read more...]
Social studies for dairy calves
The best way to house dairy calves has been a recurring discussion topic over the last decade or so among dairy producers. With industry standards changing faster than ever, the idea of paired housing has been getting more consideration. Not a new topic, a post from 2016 referenced a Journal of Dairy Science study on paired housing benefits <Link>. In this article, … [Read more...]
U.S. dairy farms progressing on most environmental metrics
The dairy industry's carbon intensity has improved since 1971, USDA research says, but water use, a key metric, has worsened. It's not clear exactly why the dairy industry's use of water has increased by 42 percent, or 28 percent per unit of milk produced. Source: Feed Strategy, February 22, 2024. Link. The environmental gains are a result of dramatic improvements in … [Read more...]
Help producers transition to beef on dairy with these tips
CattleFax predicts U.S. beef-on-dairy cattle numbers will reach between 4 million and 5 million head as early as 2026. That translates to roughly 15 percent of the cattle harvested annually. Mitch Hockett, PhD, says veterinarians can help producers establish the value of beef-on-dairy calves and continue that long-term in the industry. Hockett outlined four key steps and … [Read more...]
Shifting feeding time may influence calving labor
The time of day when females are fed can influence when they go into labor. Writing about elements of calving, Kacie McCarthy, PhD, said producers can shift their feeding time to between 5:00 p.m. to 7:00 p.m., two to three weeks before calving and females will give birth more often during the daytime. She writes several studies have shown this can shift calving time to between … [Read more...]