Veterinary Pet Calorie Calculator

Veterinary RER & MER Calorie Calculator for Dogs and Cats This veterinary obesity resource provides practical clinical tools for assessing Body Condition Score (BCS), estimating ideal body weight, and calculating daily caloric requirements in dogs and cats. Designed for small-animal practitioners and veterinary teams, these calculators support precise feeding recommendations, calorie intake ...
Free dog calorie calculator by breed. Find out exactly how many calories your dog needs per day by weight, breed, age, and activity level. Get instant kcal and feeding portions for Labradors, German Shepherds, Chihuahuas, and every breed in between. Try it now.
MER Calculator for Dogs

MER Calculator for Dogs This interactive tool has been designed to help you with nutritional recommendations. Enter your patient's age group, weight, body condition score (BCS), and dietary goals (maintain or lose weight) to reveal estimated ideal weight if pet were in ideal BCS, and estimated daily caloric needs (maintenance energy requirements , or MER).
Check out our calorie calculator to determine the number of calories your dog needs on a daily basis. Learn more about calories and dogs ...

Dog Calorie Calculator by Weight 2026
Dog Calorie Calculator by Weight Knowing how many calories your dog needs each day isn't guesswork, it's science. A proper Dog Calorie Calculator helps you determine the exact energy requirements your dog needs to maintain an ideal body condition, support growth, recover from illness, or lose/gain weight safely.
Wondering how many calories does your dog need? Use our dog calorie calculator to determine the number of calories your dog needs on a daily basis

Dog Feeding Calculator
Dog calorie calculator How many calories should my dog eat per day? Estimate how many calories your dog needs each day from weight, spay/neuter status, and activity level. The result is a daily energy requirement (DER) range to review with your veterinary team.
Dog Calorie Calculator How Many Calories Does My Dog Need Per Day? Calculate your dog's daily calorie needs with the veterinary RER and MER framework, then translate those calories into food portions, treat budget, and a BCS-based weight management plan.

Dog Nutrition Requirements by Breed Size (2026 Data)
Complete nutrition data for dogs by breed size: calories , protein, fat, and feeding amounts for toy, small, medium, large, and giant breeds. Sourced from NRC and AAFCO guidelines.




How many Calories is the pet currently eating per day?? Leave blank if unknown. If left blank, Recommended Daily Calories will be calculated from an estimated Resting Energy Requirement (RER) at the calculated Ideal Weight What is the new recommended food for this pet? How many Calories are in the new selected food for this pet?