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Home » Topics » Herd Health » Infectious Disease

Infectious Disease
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Economic Update: USDA confirms second strain of HPAI found in dairy cattle

Global dairy prices move up, and farmer sentiment remains optimistic.
February 6, 2025
Karen Lee

In news affecting a dairy farmer's bottom line as we begin February 2025: The USDA confirms second strain of HPAI found in dairy cattle, the GDT index takes a good leap, farmer sentiment remains optimistic despite trade uncertainty and more.


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Managing metritis in dairy cows

Metritis in dairy cows, caused by bacterial infections, impacts milk yield and fertility. It requires timely antibiotic treatment and ongoing research to refine protocols for better outcomes and reduced economic losses.
January 17, 2025
Stephen LeBlanc

Most dairy cows have potentially disease-causing bacteria in their reproductive tract in low abundance. Cows develop uterine infection and disease when the pathogens overgrow and become dominant. Cows need to have a rapid, robust and well-regulated inflammatory response in the uterus during and immediately after calving to detach the placenta, keep bacterial pathogens in check and start uterine repair.



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15 states added to National Milk Testing Strategy for H5N1

The USDA APHIS also shares critical updates on HPAI vaccines across species.
January 9, 2025
Karen Lee

The USDA’s Animal and Plant Health Inspection Service (APHIS) announced that 15 additional states have enrolled in the National Milk Testing Strategy (NMTS), bringing the total number of states to 28 in roughly one month since the program launched.


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HPAI update: Seven states added for milk testing; California declares state of emergency

National Milk Testing Strategy expands to cover nearly 50% of U.S. dairy production.
December 19, 2024
Karen Lee

The USDA’s Animal and Plant Health Inspection Service (APHIS) announced the second round of states coming on board as part of its National Milk Testing Strategy (NMTS) that was launched Dec. 6.


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Weekly Digest: Federal committee upholds dairy dietary guidelines

Climate-smart incentives offered while farm income falls for 2024.
December 12, 2024
Karen Lee

In the news as we approach the middle of December, a federal committee upholds dairy dietary guidelines, dairy farmers are invited to apply for financial incentives to implement climate-smart practices, farm income falls $41 billion in two years, and the first HPAI-positive dairy case is found in Nevada.


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A persistent culprit: Mycoplasma bovis

A well-executed Mycoplasma bovis control program encompasses an awareness of the distinctive disease characteristics and timely interventions for lasting well-being and productivity.
December 3, 2024
Jason Anderson

Among the more problematic pathogens affecting cattle, Mycoplasma bovis (M. bovis) stands out for its involvement in chronic infections. The interaction between the outer makeup of the microorganism and the animal’s immune response contributes to its insidious nature, making treatment as well as prevention difficult.


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Weekly Digest: USDA to begin bulk milk testing for H5N1

October 31, 2024
Karen Lee

Here’s an update on news impacting your dairy as October 2024 comes to an end.


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    Cattle entries stable as World Dairy Expo prepares for show amid bird flu concerns

    Dairy cattle entries for World Dairy Expo are on par with previous years despite the bird flu circulating across the nation. Guidelines are in place to ensure a safe dairy cattle show for 2024.
    September 5, 2024
    Jenn Coyne

    Cattle entries confirmed that while the highly pathogenic avian influenza (HPAI) is spreading throughout the dairy industry, it’s doing little to deter those who participate in the big dance, and World Dairy Expo is preparing with heightened safety measures.


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    Weekly Digest: Colorado mandates statewide HPAI testing of dairy herds

    July 25, 2024
    Karen Lee

    In the news this week, Colorado is mandating weekly bulk tank testing for HPAI in milk for all commercial dairy herds. More than 500 organizations call for action on the new farm bill and reports are released for dairy markets and beef-on-dairy.


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    Weekly Digest: HPAI financial assistance and testing updates for dairies

    FARM Program releases new versions, and $12 million in grant funding announced for dairy initiatives.
    July 1, 2024
    Karen Lee

    As we flip to a new month, here's a recap of the news announced last week regarding financial assistance for dairy producers facing HPAI, as well as testing and research updates. The news also highlights new versions of the FARM Program just released, grant funding for dairy initiatives, and corn and soybean planing reports.


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