Puppy & Kitten Feeding Calculator
Find your growing puppy or kitten's daily calories, portion size, and recommended number of meals a day.
Awaiting Details
Enter your puppy or kitten's weight and age (0-15 months) to see feeding guidance.
How It Works & The Growth Feeding Formula
Growing puppies and kittens need roughly 2-3 times their Resting Energy Requirement (RER), compared to about 1.2-1.8x for adult pets, to fuel new tissue growth. This calculator uses the same RER formula as our adult calorie calculator, with growth-stage multipliers applied automatically based on age.
Portion size then converts calories to cups or grams using your food's calories-per-cup value, found on the bag's guaranteed analysis. Meal frequency follows WSAVA/AAHA feeding guidelines for growing pets.
Frequently Asked Questions
Why do puppies and kittens need more food per kg than adults?
Growing puppies and kittens need extra energy to build new tissue, not just maintain existing body weight, so their calorie needs per kilogram are much higher than an adult pet's -- roughly 2-3x their resting energy requirement, depending on age.
How many meals a day should a puppy or kitten get?
Puppies and kittens under about 4 months old generally need 3-4 small meals a day to support growth and prevent low blood sugar. This tapers to 2-3 meals a day as they approach a year old.
Should I switch to adult food at a certain age?
Most small/medium dogs transition to adult food around 12 months, large/giant breeds around 15-18 months, and cats around 12 months. Always transition gradually over 7-10 days and check with your vet if unsure.
What if my puppy or kitten won't eat the calculated amount?
A temporary drop in appetite can be normal, but ongoing refusal to eat, vomiting, diarrhea, or lethargy in a growing pet warrants a same-day call to your vet -- young animals can become dehydrated or hypoglycemic quickly.
Medical Disclaimer
This tool provides general, educational estimates and is not a substitute for professional veterinary advice, diagnosis, or treatment. Growing puppies and kittens have less nutritional margin for error than adult pets. Confirm feeding amounts with your vet, especially for large/giant breed puppies where controlled growth helps prevent orthopedic issues. Always consult your veterinarian about your pet's specific health needs before making changes to their diet, water intake, or care routine.
Related Tools
Puppy Growth Calculator
Estimate your puppy's adult weight as they grow.
Kitten Growth Calculator
Track your kitten's expected weight gain.
Food Portion Calculator
See how many cups or grams to feed adult pets per meal.
Meal Frequency Calculator
Find the right number of meals per day for any life stage.
How This Calculator Works
Read the full breakdown of the formula, sources, and how to interpret your result.