Free Pet Daily Calorie Calculator for dogs and cats. Automatically calculates RER/DER based on weight, body condition, neuter status, and activity level. Includes feeding quantity suggestions. · Pure Frontend · No Server Uploads
Zero Dependencies·Works OfflineUse the RER formula (Resting Energy Requirement): RER = 70 × weight(kg)^0.75, then multiply by activity level, life stage, and neuter status factors to get Daily Energy Requirement (DER).
Dry food is ~300-400 kcal/cup; wet food (canned) is ~80-120 kcal/100g. This calculator estimates dry food portions — use packaging calorie information for wet food conversion.
Calculate calorie needs based on ideal weight (not current weight), feed at 80%. Weekly weight loss should not exceed 1-2% of body weight. Consult a vet for severe obesity cases.