Health & Disease Notfiable Diseases BSE U.S. Estimates Mad-Cow Exposure at 81 US - Federal investigators increased to 81 the number of cattle now roaming the U.S. that may have been exposed to mad-cow disease, Tuesday's Wall Street Journal reported. Source: Dow Jones via Quicken 30 December 2003 1 minute read North America Our Partners dsm-firmenich Zoetis FAI Heifer International Hamlet Protein More News View all US screwworm cases rise to 15 as infections spread 22 June 2026 1 minute read UN agencies launch $1M project to combat screwworm outbreak Health & Disease Notfiable Diseases New World Screwworm 22 June 2026 1 minute read Sterile fly shortage hampers response as pest spreads to US NZ dairy sector ramps up feed and fertiliser imports Herd Management Feed and Nutrition Markets 19 June 2026 1 minute read Palm kernel imports hit record high to support milk output Our Partners dsm-firmenich Zoetis FAI Heifer International Hamlet Protein