The Eukanuba Premium Performance dog food line is designed to provide targeted and systematic support with nutrients to help fuel the physical and mental demands of canine athletes. The line offers four activity-based diets formulated with a tailored blend of carbohydrates, protein and fat to fuel energy that matches your dog’s workload: 21/13 SPRINT, 26/16 EXERCISE, 30/20 SPORT and 30/28 WORK.