When dairy cows are affected by HPAI, they tend to be only a small percentage of the total herd. “It only affects about 10% of the cows in a herd, and it does not cause mortality, and we’re ...

Sick dairy cattle in two central U.S. states have tested positive for bird flu, federal officials reported.. As of Monday, the highly contagious pathogenic avian influenza virus (HPAI) had been ...

Bird flu has spread to dairy cattle across the U.S., causing cows to produce less milk. Latest ... Those tests came back positive for highly pathogenic avian influenza (HPAI), ...

More dairy cows to be tested for bird flu after findings in grocery store milk 02:45. ... Research backed by the National Institutes of Health has also found H5N1 HPAI fragments in milk.

At the recent State Board of Animal Health meeting, the board issued an order requiring lactating dairy cattle to be tested for highly pathogenic avian influenza (HPAI) within 10 ...

The detection of highly pathogenic avian influenza, HPAI, subtype H5N1 in dairy cattle was confirmed in March 2024 by the U.S. Department of Agriculture, USDA. This finding was the first of its ...

A genotype of highly pathogenic avian influenza previously identified in wild birds has been found for the first time in dairy cattle, the Agriculture Department said Wednesday. Genotype D1.1 ...

The stability of HPAI A(H5N1) virus in cow’s milk stored at 4°C is another important question. For milk sample NM#93, we detected a decline of only two log units over 5 weeks.

The highly pathogenic avian influenza virus in dairy cattle continues to infect new herds and has become a priority for state departments of agriculture, state veterinarians, local veterinarians ...

As the United States Department of Agriculture continues to investigate cases of bird flu among dairy cows, concerns remain low in Delaware and product supply has yet to be impacted. The USDA, U.S ...

The dairy had recently brought in 105 cattle from Texas, where HPAI has been confirmed in dairy cattle, said Dr. Scott Leibsle, Idaho’s state veterinarian. As of March 28, those imported cattle ...