Since the first U.S. case of New World Screwworm (NWS) was confirmed on 3 June, USDA has confirmed 12 cases. The latest was confirmed in a sheep on 12 June, with four additional cases confirmed in Texas on 11 June, three in cattle and one in a goat. The New Mexico case confirmed that the infected dog had previously been in Mexico.

Active cases are those that involve ongoing disease mitigation efforts, including treatment and wound management of the infested animal until all wounds have healed. Inactive cases, such as the one in Sutton County, are cases where mitigation activities are no longer required. Either the animal has fully recovered, with wounds healed and treatment completed, or in cases where treatment was not performed, appropri...