The southern border was closed to imports of the animals after screwworm, eradicated in the U.S. for decades, had been moving northward in Mexico.

Imports of livestock from Mexico will resume in phases starting next week after a ban in May at ports of entry because of fear of the spread of New World screwworm, the U.S. Department of Agriculture announced Monday.

Ag Secretary Brooke Rollins announced risk-based port reopenings for cattle, bison, and equines from Mexico beginning as early as July 7. USDA – after extensive collaboration between the Animal and Pl