Gelonghui May 15| Tyson Foods CEO Donnie King said Wednesday at the BMO Global Farm-to-Market ConferencejunglespinsHe cannot predict when American ranchers will begin to meaningfully "restructure" the country.junglespinscattle. In recent years, producers have reduced herd numbers due to high feed costs and a drought in the western U.S., raising livestock costs and squeezing profit margins in Tyson's beef business.