Pets
Pet age in human years and daily calorie needs from RER/MER. Guidance only — feeding amounts and anything that looks like a health problem belong with your vet.
Pet Age CalculatorConvert your dog or cat’s age to human years — dogs by size class (small, medium, large) — with a full reference table. A rough guideline, right in your browser.Pet Calorie CalculatorEstimate your dog or cat’s daily calorie needs from weight and life stage (RER = 70 × kg^0.75 × factor), plus grams of food per day from the label’s kcal/100 g. A general guide — confirm with your vet.