Turn your cat's daily calorie needs into grams of food per day and per meal, using the RER and MER formulas and the energy density on the food label. All processing runs locally in your browser. Your data is not uploaded to any server. 100% Local
Not veterinary advice. These are approximate estimates for healthy cats. Food energy density varies by brand, so check the label. Consult your veterinarian before changing your cat's diet, and seek veterinary care immediately in an emergency.
Enter your cat's body weight, choose the closest life stage or condition, type the food's energy density in kcal/kg (the default of 3800 kcal/kg is a common dry-food value), and pick how many meals you feed per day. Press Calculate to get calories, grams per day and grams per meal. Use Clear to reset the form.
70 × (weight in kg)0.75.Not veterinary advice. This calculator provides approximate estimates only and does not replace professional advice. If your cat is unwell, contact your veterinarian; in an emergency, seek veterinary care immediately.