Disease
Many calves develop pneumonia days before showing symptoms. Lung ultrasounds are helping veterinarians detect the hidden disease earlier.
The affected herd is located in Charlevoix County, located west of Michigan’s Modified Accredited Zone (MAZ), where the disease is known to be present in the state’s white-tailed deer population. The detection follows identification of bovine TB in an adult cow at a USDA Food Safety Inspection Service-inspected processing plant.
Researchers are beginning to step back and look at the bigger picture, examining how the virus affects cows not only in the days and weeks after infection, but what it may mean for their health and performance long after.
Treatment timing is not a single choice, but a moving target, that must balance sensitivity, percision and group-level signals to intervene effectively.
California has lifted its HPAI-related ban on poultry and dairy cattle exhibitions, allowing shows to return to fairgrounds after more than a year.
A model developed by the Western Institute for Food Safety and Security at UC Davis shows how disease spread affects milk production and recovery timelines on a closed dairy.
New research shows that genetic changes in modern H5N1 viruses improve their ability to infect bovine cells, helping explain recent HPAI detections in U.S. dairy herds.
Officials have confirmed the first case of highly pathogenic avian flu in a Wisconsin dairy herd.
Salmonella is challenging organism for calf operations, but the serotype Dublin is especially dangerous because of its unique hallmarks of multidrug resistance and ability to also cause severe illness in humans.
New cases in Italy, France and Spain underscore the importance of surveillance and preparedness in U.S. herds.
The disease is causing turmoil for farmers who have a large crop in the making. In some cases, a Hail Mary fungicide application at R4 up to early dent (R5) might make sense this season, say agronomists.
The “One Big Beautiful Bill Act” brings a range of updates for dairy farmers including extended DMC coverage, expanded tax relief, insurance incentives and pricing transparency measures.
As the fight to keep the flesh-eating parasite out of the U.S. intensifies, the economic impact on ranchers and the industry is top of mind. “This pest will be one that leaves quite a mark on our economy,” says one veterinarian.
Secretary of Agriculture Brooke Rollins announces plans to reopen Moore Air Base in Texas as a New World screwworm sterile fly distribution facility. Long-term production is anticipated to be 300 million sterile flies per week.
NCBA applauds Secretary of Agriculture Brooke Rollins’ aggressive efforts to suspend Mexican cattle, horse and bison imports, saying Mexico’s corruption and mismanagement has caused the pest to spread closer to the U.S.
U.S. dairy cattle tested positive for a strain of bird flu that previously had not been seen in cows, the U.S. Department of Agriculture said on Wednesday, ramping up concerns about the persistent spread of the virus.
Dairy producers are starting the year off with margin pressure following the latest round of USDA reports.
It’s a common cause of calf disease, and it can be maddening when apparently healthy calves suddenly turn up dead. But there are offensive approaches to controlling Clostridia.
Understanding the economics of management practice adoption can make it easier to make adoption decisions.
If fly season has not yet begun in your part of the country, it soon will.
This common metabolic disease can affect even the healthiest cow.