Pet Food & Nutrition Calculator
Estimate daily calorie needs (RER & MER) for dogs and cats
Daily Energy Estimate
RER (Resting)
—
kcal / day
Factor Used
—
× RER
Recommended Daily Calories (MER)
—
kcal / day
This calculator uses the veterinary standard formula RER = 70 × (body weight in kg)0.75 and common MER multipliers (AAHA / WSAVA / NRC guidelines). Results are estimates only. Individual needs vary by breed, body condition, health and environment. Always consult your veterinarian for a personalized feeding plan.