Key facts
- A case of New World screwworm has been confirmed in South Texas.
- Ranchers are on alert due to the screwworm case.
- Cattle prices have risen following the confirmation.
- The screwworm poses no food safety threat to consumers.
- Potential for quarantines, inspections, and transport controls could disrupt cattle supply chains.
A confirmed case of New World screwworm in South Texas has raised concerns among ranchers, leading to increased vigilance in animal health management. This rare occurrence has also coincided with a rise in cattle prices. The presence of screwworms can pose significant risks to livestock populations and agricultural economies. The return of the parasite is shifting attention toward the potential for movement restrictions, quarantines, inspections, and transport controls that could create significant uncertainty across cattle supply chains, even though the parasite poses no food safety threat to consumers.