Pet to human age calculator May 1, 2026 by Mangu Pet Age to Human Age Calculator Pet Age to Human Age Calculator Find your pet's human age equivalent with smart formulas for Dogs, Cats, and Rabbits. Select Pet Type Dog Cat Rabbit Dog Breed Size Small (<20 lbs) Medium (21-50 lbs) Large (>50 lbs) Pet Age (Years) Additional Months Calculate Human Age Young Adult Senior