Herd Health

AUSTIN, TX – The Texas Animal Health Commission (TAHC) executive director officially released movement restrictions for areas of Texas previously deemed as New World screwworm (NWS) Infested Zones. Following months of coordinated surveillance and eradication activities, designated areas of Gillespie, Kerr, Kimble, La Salle, and Webb Counties were released from NWS ...

A multidisciplinary team of researchers from across The Texas A&M University System are developing fast‑acting, low‑residue wound treatments to deploy immediately when New World screwworm (NWS) infestations are detected in livestock. The $1.86 million project is being led by The Texas A&M Engineering Experiment Station, TEES, and Mustafa E. S. Akbulut, Ph.D., associate professor in ...

Beef cattle producers who find or suspect New World screwworm, NWS, now have a user-friendly resource to help guide their next steps in the process. Two Texas A&M AgriLife Extension Service beef cattle specialists have developed a Field Guide for Beef Cattle Producers to walk operations through the detection, reporting, collection, submission, treatment and ...

Livestock producers need to take steps now to prepare as the New World screwworm approaches the Texas-Mexico border, according to Texas A&M AgriLife Extension Service livestock specialists. Necessary action now breaks down to three areas: plan, prepare and monitor the situation and livestock, said AgriLife Extension livestock specialists Ron Gill, Ph.D., professor, ...

Stockton, Missouri – “As spring approaches, cattle operations face a range of important management decisions,” says Patrick Davis, University of Missouri Extension livestock field specialist. Engaging your local veterinarian can provide guidance, as they possess the expertise required to support sound management choices that enhance productivity and profitability. Davis addresses ...

DULUTH, Georgia (Feb. 5, 2026) – Boehringer Ingelheim, a global leader in animal health, today announced that the U.S. Food and Drug Administration (FDA) has issued an Emergency Use Authorization (EUA) for the use of IVOMEC® (ivermectin) 1% Injection for the prevention of infestations caused by New World screwworm (NWS) in cattle.  ...

Water stands as an essential nutrient for beef cattle, much like it does for humans. It plays a vital role in various bodily functions, including growth, reproduction, lactation and the regulation of body temperature. However, the winter season intensifies the challenge of providing a sufficient and accessible water supply. This ...

Calf scours remains one of the most common health challenges facing cow-calf producers and is rarely caused by a single factor. Instead, diarrhea results from the interaction between disease-causing organisms, the calf, and its environment. One management approach designed to address environmental exposure during calving is the Sandhills calving system. This ...

Texas Agriculture Commissioner Sid Miller is urging heightened vigilance from livestock producers along the Texas-Mexico border after Mexico confirmed eight additional cases of New World screwworm in the state of Tamaulipas. Mexico’s National Service of Agro-Alimentary Public Health, Safety, and Quality confirmed the new cases, bringing the total number of ...

Texas A&M AgriLife scientists have uncovered new insights into how cattle fever ticks survive and spread across South Texas, revealing hidden refuges that could explain why the pest remains one of the U.S. cattle industry’s greatest threats. In two recently published studies, the research team pairs mapping cattle movement with advanced ...