The document outlines the 8 main segments of the beef cattle industry: 1) Seed stock producers breed superior genetics for the industry. 2) Commercial cow-calf producers raise calves until weaning. 3) Yearling stockers add weight to weaned calves. 4) Feedlots feed cattle for 100-200 days to finish before harvest. 5) Packers process carcasses into wholesale cuts. 6) Purveyors purchase and distribute wholesale cuts. 7) Retailers sell retail cuts directly to consumers. 8) Consumers are the final users who prepare and consume beef products.