Strain of Multidrug-Resistant Salmonella Newport Remains Linked to Travel to Mexico and U.S. Beef Products

After 356 past disease events, Live Cattle moved a median +0.2% over 5 sessions (54% higher; middle half -0.8% to +1.1%), and +1.1% over 20.

• Apr 30, 2025United States and Mexico Reach Agreement to Resume Eradication Efforts on New World Screwworm+0.4%
• Nov 24, 2024Mexico Notifies United States of New World Screwworm Detection | Animal and Plant Health Inspection Service+1.6%
• Apr 26, 2025U.S. Agriculture Secretary Brooke Rollins Demands Mexico Cooperate to Protect U.S. Agricultural Products from Invasive Pests; Threatens Port Closures+0.4%
• Jul 10, 2025Secretary Rollins Takes Decisive Action and Shuts Down U.S. Southern Border Ports to Livestock Trade due to further Northward Spread of New World Screwworm in Mexico | USDA+2.6%
• Jun 4, 2026UADA economist: Screwworm news will rattle local Texas, New Mexico cattle markets, but consumer prices to remain unchanged+0.6%

After 266 past disease events, Feeder Cattle moved a median +0.5% over 5 sessions (59% higher; middle half -1.1% to +1.7%), and +1.7% over 20.

• Apr 30, 2025United States and Mexico Reach Agreement to Resume Eradication Efforts on New World Screwworm+0.6%
• Nov 24, 2024Mexico Notifies United States of New World Screwworm Detection | Animal and Plant Health Inspection Service+1.0%
• Apr 26, 2025U.S. Agriculture Secretary Brooke Rollins Demands Mexico Cooperate to Protect U.S. Agricultural Products from Invasive Pests; Threatens Port Closures+1.5%
• Jul 10, 2025Secretary Rollins Takes Decisive Action and Shuts Down U.S. Southern Border Ports to Livestock Trade due to further Northward Spread of New World Screwworm in Mexico | USDA+1.6%
• Jun 4, 2026UADA economist: Screwworm news will rattle local Texas, New Mexico cattle markets, but consumer prices to remain unchanged+3.4%