Calorie Content (calculated): Metabolizable Energy (ME) 847 kcal/kg; 317 kcal/can. Paws Happy Life with Chicken Slices in Gravy and with Beef Slices in Gravy Dog Food are formulated to meet the nutritional levels established by the AAFCO Dog Food nutrient profiles for maintenance. Calorie Content (calculated): Metabolizable Energy (ME) 845 kcal/kg; 316 kcal/can. Paws Happy Life with Chicken Slices in Gravy and with Beef Slices in Gravy Dog Food are formulated to meet the nutritional levels established by the AAFCO Dog Food nutrient profiles for maintenance.