Avian influenza virus type A (H5N1) in U.S. dairy cattle
5 days ago · While avian influenza virus type A (H5N1) is associated with high morbidity and mortality in birds ("highly pathogenic"), this hasn't been the case for dairy cattle. Most affected animals reportedly recover with supportive treatment, and the mortality/culling rate has been low at …
Current Situation: Bird Flu in Dairy Cows | Bird Flu | CDC
2 days ago · Data on outbreaks in dairy cows are retrieved from USDA: HPAI Confirmed Cases in Livestock | Animal and Plant Health Inspection Service (usda.gov). CDC systems that monitor national, state, and local level influenza data are being used during the current avian influenza A (H5N1) situation.
H5 Bird Flu: Current Situation | Bird Flu | CDC - Centers for …
5 days ago · CDC is using its flu surveillance systems to monitor for H5 bird flu activity in people. • Dairy cattle: Ongoing multi-state outbreak. • Wild Birds: Widespread. • Poultry Flocks: Sporadic outbreaks. • Mammals: Sporadic infections. • Person-to-person spread: None. • Current public health risk: Low.
HPAI in Livestock - Animal and Plant Health Inspection Service
Dec 20, 2024 · This new strategy builds on measures we have taken since the beginning of the avian influenza outbreak to contain the virus. This includes those taken by States and national risk mitigation measures like USDA's April 2024 Federal Order , which requires testing before cattle movement between States and has helped limit the spread of H5N1 to new ...
What’s Happening With Dairy Cows and Bird Flu
Apr 8, 2024 · The H5N1 strain of avian influenza—commonly known as bird flu—has been circulating among wild migratory birds for the past two years, with substantial spillover into poultry farms.
Bird flu H5N1 outbreak in cattle and Canada infection worry
Nov 27, 2024 · Scientists believe it was roughly a year ago that an influenza virus sickening and killing birds happened upon a new and surprisingly hospitable host in the Texas Panhandle — dairy cattle.
Investigation of Avian Influenza A (H5N1) Virus in Dairy Cattle
Since the onset of the Highly Pathogenic Avian Influenza A H5N1 (H5N1) outbreak in dairy cattle earlier this year, researchers across the federal and state governments have been working to ...
H5N1 Bird Flu in Dairy Cows, Poultry, and Humans | Johns …
Nov 26, 2024 · Outbreaks of H5N1 continue to rise in dairy cattle and poultry, as well as in other wild and domesticated animals, including the first confirmed infection in a pig. Human cases also continue to occur, primarily—but not exclusively—in people who had exposure to …
CDC Expands Guidance to Better Protect Farm Workers and Livestock …
Nov 8, 2024 · Data generated by CDC, state and local public health, and animal health partners during this animal outbreak have shown that there are two primary ways that workers in the United States have been infected with H5N1 virus: via exposure to infected poultry during culling activities, and through exposure to infected dairy cows, including while cari...
USDA Actions to Protect Livestock Health From Highly …
WASHINGTON, April 24, 2024 – To further protect the U.S. livestock industry from the threat posed by highly pathogenic H5N1 avian influenza, USDA is sharing a number of actions that we are taking with our federal partners to help us get ahead of this disease and limit its spread.