Pet & animal calculators
A little math.
A lot of care.
For the food in their bowl, the years by your side, and everything you’re planning next.
Find your calculator30 useful tools. Clear formulas. Sources you can check. No account needed.
Everyday questions
A good place
to start.
A number is most useful when you know where it comes from.
See every toolDog Food Calculator
Turn a starting calorie estimate into dry and wet portions using the values on your food labels.
Puppy Weight Calculator
Compare a puppy’s measured weight with the published adult weight range for their breed.
Animal Gestation Calculator
Build a species-specific breeding calendar for dogs, cats, livestock, horses, rabbits, and alpacas.
Helpful numbers.
Honest limits.
We show the assumptions with the answer. Your animal is more than an average.
Follow the formula
See the steps, a worked example, and the source behind every estimate.
Keep care personal
These tools support everyday planning. Veterinary review is still pending; medication doses and toxicity scores are unavailable.