US suspends Mexican cattle, horse and bison imports over screwworm pest

After 122 past bullish disease events, Feeder Cattle moved a median +0.4% over 5 sessions (60% higher; middle half -1.0% to +1.6%), and +2.0% over 20.

• Nov 25, 2024US suspends Mexican cattle imports after New World screwworm case | Reuters+1.0%
• Jul 10, 2025US again halts cattle imports from Mexico over flesh-eating screwworms | Reuters+1.6%
• May 12, 2025Cattle futures surge over US halt to Mexican cattle imports | Reuters-0.4%
• Apr 26, 2025US could restrict Mexican livestock imports over screwworm worry, official says | Reuters+1.5%
• Jun 4, 2026US screwworm case puts ranchers on alert, rallies cattle prices By Reuters+3.4%

After 148 past bullish disease events, Live Cattle moved a median +0.4% over 5 sessions (62% higher; middle half -0.5% to +1.2%), and +1.4% over 20.

• Nov 25, 2024US suspends Mexican cattle imports after New World screwworm case | Reuters+1.6%
• Jul 10, 2025US again halts cattle imports from Mexico over flesh-eating screwworms | Reuters+2.6%
• May 12, 2025Cattle futures surge over US halt to Mexican cattle imports | Reuters+0.3%
• Apr 26, 2025US could restrict Mexican livestock imports over screwworm worry, official says | Reuters+0.4%
• Jun 4, 2026US screwworm case puts ranchers on alert, rallies cattle prices By Reuters+0.6%