Once-eradicated flesh-eating parasite making a comeback in states surrounding Oklahoma

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.

• Jun 3, 2026Flesh-eating screwworm confirmed in Texas calf as parasite crosses border from Mexico | Reuters+0.0%
• Jun 5, 2026US races to contain flesh-eating parasite screwworm, reports no further cases+0.4%
• Aug 15, 2025US plans $750M fly factory in Texas to fight flesh-eating parasite | AP News+1.1%
• Jul 10, 2025US recloses border with Mexico as flesh-eating parasite moves north | AP News+2.6%
• Jan 1, 2026Flesh-eating worm in Mexico is upending cross-border cattle trade+1.2%

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.

• Jun 3, 2026Flesh-eating screwworm confirmed in Texas calf as parasite crosses border from Mexico | Reuters+1.6%
• Jun 5, 2026US races to contain flesh-eating parasite screwworm, reports no further cases+1.8%
• Jul 10, 2025US recloses border with Mexico as flesh-eating parasite moves north | AP News+1.6%
• Jan 1, 2026Flesh-eating worm in Mexico is upending cross-border cattle trade+3.5%
• Oct 7, 2021Contact Us – Inside INdiana Business - USDA announces $750M sterile fly breeding program to protect cattle from Mexican flesh-eating maggots+0.5%