Calculating your dog's nutritional needs involves considering several factors, including their age, size, breed, activity level, and any underlying medical conditions. It's important to work with a veterinarian to determine the appropriate balance of nutrients for your dog. To calculate your dog's daily caloric needs, you can use the following formulas. For adult dogs who are not very active or are overweight: (Body weight in kilograms) x 30 = Daily calorie needs (kcal/day). For adult dogs who are moderately active: (Body weight in kilograms) x 35 = Daily calorie needs (kcal/day). For adult dogs who are very active: (Body weight in kilograms) x 40 = Daily calorie needs (kcal/day). For puppies: (Body weight in kilograms) x 40-50 = Daily calorie needs (kcal/day). These are just general guidelines, and your dog's specific caloric needs may vary based on their individual characteristics and circumstances. It's important to work with a veterinarian to determine the appropriate calorie intake for your dog. In addition to calculating your dog's caloric needs, it's also important to consider the balance of nutrients in their diet. Dogs need a balanced diet that includes proteins, fats, carbohydrates, vitamins, and minerals. It's important to choose a high-quality commercial dog food or home-prepared diet that meets your dog's nutritional needs. Your veterinarian can help you determine the appropriate balance of nutrients for your dog.