Samples from Texas calves tested for possible screwworm, rattling cattle markets
Samples from Texas calves are being tested for a possible infestation of the New World Screwworm, raising concerns among cattle ranchers. The parasite, which has been moving north through Mexico, poses a potential threat to the US cattle market. While no confirmed cases have been reported in Texas, the situation is being closely monitored due to the economic implications of an outbreak.
- ▪Samples were taken from two calves on a ranch in La Pryor, Texas, and sent for testing.
- ▪Market concerns have emerged over the potential impact of a screwworm infestation on cattle futures.
- ▪An outbreak could cause significant economic damage and raise US beef prices by reducing cattle supply.
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Samples from Texas calves tested for possible screwworm, rattling cattle marketsSign up now: Get ST's newsletters delivered to your inboxUS cattle ranchers attending a presentation on the threat of the New World Screwworm in La Grange, Texas on May 1.PHOTO: REUTERSPublished Jun 04, 2026, 03:37 AMUpdated Jun 04, 2026, 03:37 AMCHICAGO/MEXICO CITY - Samples of an unconfirmed infestation of the flesh-eating screwworm parasite on a cattle ranch in La Pryor, Texas, have been sent to a federal government lab in Iowa to be tested, Texas Representative Don McLaughlin said on June 3.The samples were taken from two calves on the same ranch on June 2, McLaughlin said, adding that he had seen photos and videos of the animals.Widespread market chatter about the suspected case hung over cattle futures,…
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