HPAI H5N1 Virus in Dairy Cattle – What We Know

In March 2024, Highly Pathogenic Avian Influenza (HPAI) A (H5N1), commonly referred to as bird flu, was confirmed in domestic U.S. livestock for the first time in a dairy operation in Texas. Since then, the virus has spread to 928 dairy operations across 16 states, raising widespread uncertainty throughout the dairy and livestock markets. Industry participants have raised concerns about the outbreak's potential impact on consumer perception and demand for dairy and meat products, though government agencies reiterate that the national food supply remains safe. Expana is closely monitoring the situation...

USDA Imposes Animal Import Restrictions on Belize Due to Screwworm Threat

The United States Department of Agriculture's (USDA) Animal and Plant Health Inspection Service (APHIS) issued a statement on January 7, 2025 regarding live animals originating from or transiting Belize.

Based on the confirmation of New World screwworm in cattle, restrictions have been imposed, effective January 3, 2025 until further notice on the importation of animal commodities.

The restriction omits the importation of dogs who carry a certificate confirming the animal has been inspected for screwworm within 5 days prior to its shipment to...

Bird Flu Detected in Indiana Turkey Flock Impacting More than 20,000 Birds 

The highly pathogenic avian influenza, commonly known as bird flu, has been confirmed in a commercial turkey facility in Indiana. This marks the first detection in the state since January 2024, when 13,071 turkeys were affected in a previous outbreak.

As of January 4, 2025, the Indiana State Board of Animal Health has provided an update on the current situation regarding avian influenza in the state, available on their website here.

The latest outbreak was reported in a commercial turkey flock in Jay County... 

ANALYSIS: Impact of the USDA Suspension on Mexico-US Cattle Trade

Mexico, as a key beef exporter to the United States (US) market, faces a commercial landscape influenced by multiple factors, including fluctuations in the peso-dollar exchange rate, domestic market conditions, and international sanitary regulations.

During the first half of 2024, the strengthening of the peso against the dollar reduced the competitiveness of Mexican exports, as domestic market prices surpassed those available in the US market. However, in the second half of the year, the strengthening of the dollar boosted exports by offering better returns for producers...

Mexican Cattle Imports to U.S. Suspended Following New World Screwworm Detection 

On November 22, 2024, Mexico's Chief Veterinary Officer notified the United States Department of Agriculture's (USDA) Animal and Plant Health Inspection Service (APHIS) of a confirmed case of New World screwworm (NWS) in a cow in Chiapas, located near the Guatemalan border.

NWS, the larvae of a fly species, infest and feed on the living tissue of warm-blooded animals, posing a significant threat to livestock and other animals.

"With the northward spread of NWS, APHIS has ramped up its collaboration with Central American countries to combat this pest in affected regions," said Dr. Rosemary Sifford, Chief Veterinary Officer of the United States. "This recent detection in Mexico underscores the need to intensify these efforts to protect U.S. agriculture and restore the Central American barrier."...

USDA Animal and Plant Health Inspection Service Shares Update on H5N1 Detection in Oregon Swine

Today, the U.S. Department of Agriculture’s (USDA) Animal and Plant Health Inspection Service (APHIS) is sharing key updates regarding the detection of HPAI H5N1 in a backyard farm operation in Crook County, Ore., as well as additional information about the agency’s proactive efforts to protect livestock, farms and communities from avian influenza.

On Wed., Oct. 30, USDA APHIS announced that H5N1 avian influenza was detected in one of the pigs at this backyard farm, that two pigs tested negative...

Properly Cooked Pork Remains Safe Amidst Oregon H5N1 Swine Detection

The National Pork Producers Council (NPPC) confirms there is no food safety concerns about the nation’s pork supply after the detection of H5N1 influenza in swine on a small backyard farm in Oregon. NPPC continues to work closely with the United States Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) Veterinary Services and pork industry stakeholders on disease surveillance programs.

“The confirmed case in Oregon poses no threat to consumer health or food safety; properly handled and cooked pork products remain safe for...

Federal and State Veterinary Agencies Share Update on HPAI Detections in Oregon Backyard Farm

There is no concern about the safety of the nation’s pork supply as a result of this finding.   

The U.S. Department of Agriculture (USDA) and Oregon state veterinary officials are investigating positive cases of H5N1 in a backyard farming operation in Oregon that has a mix of poultry and livestock, including swine. The Oregon Department of Agriculture announced on Friday, Oct. 25, that poultry on this farm represented the first H5N1 detection in Crook County, Oregon. On Tuesday, Oct...  

USDA Builds on Actions to Protect Livestock and Public Health From H5N1 Avian Influenza

Agriculture Secretary Tom Vilsack announced today that the U.S. Department of Agriculture (USDA) is planning to enhance national surveillance of H5N1 on dairy farms, building on measures taken by USDA since the beginning of the avian influenza outbreak. In partnership with state veterinarians, USDA will implement a tiered strategy to collect milk samples to better assess where H5N1 is present on U.S. dairy farms, with the goal to better inform biosecurity and containment measures, as well as to inform state-led efforts to reduce...

CDC A(H5N1) Bird Flu Response Update October 29, 2024.

CDC continues to respond to the public health challenge posed by a multistate outbreak of avian influenza A(H5N1) virus, or "H5N1 bird flu," in dairy cows, poultry and other animals in the United States. CDC is working in collaboration with the U.S. Department of Agriculture (USDA), the Food and Drug Administration (FDA), Administration for Strategic Preparedness and Response (ASPR), state public health and animal health officials, and other partners using a One Health approach.

Since April 2024, CDC, working with state public health departments... 

Anthrax Confirmed in Wyoming Cattle for First Time Since 1970s

According to the Wyoming Livestock Board, anthrax was confirmed in multiple beef herds in Carbon County on August 31, 2024. This marks the first time the bacterial disease has been confirmed in Wyoming cattle since the 1970s.

“Multiple state agencies and private veterinarians responded quickly following the anthrax diagnosis by the Wyoming State Veterinary Laboratory. Protecting animal and human health is critical upon diagnosis of a zoonotic disease,” said Dr. Hallie Hasel, Wyoming State Veterinarian. 

“The Wyoming Livestock Board will continue working with producers and private veterinarians to reduce further...