"Further pressure on the U.S. cattle herd, extending what has already been a multi-year downcycle..."

A case of flesh-eating New World screwworm has been detected in South Texas, the US Department of Agriculture said Wednesday. It is the first time this parasitic fly – whose…

The USDA said the only animal affected was a 3-week-old calf in Zavala County, Texas, after larvae were identified in its umbilical area.

Agriculture Secretary Brooke Rollins said USDA officials detected a screwworm on a three-week-old calf in Texas, near the Mexican border.

Flesh-eating screwworms threaten US cattle, potentially raising beef prices amid a declining herd and import restrictions.