Pets & Animals
Pet calorie calculator
Daily calories for a dog or cat from weight and activity.
- Instant
- Free
- Private (processed locally)
- No sign-up
Estimate the ration
Pick the species, enter the weight and the situation: the tool gives the daily requirement and the resting energy.
Example (neutered 10 kg dog)
| Input | Value |
|---|---|
| RER | ≈ 394 kcal |
| Factor | 1.6 |
| Daily requirement | ≈ 630 kcal |
Indicative; confirm with your vet. 100% local.
Frequently asked questions
What are RER and DER?
RER = resting energy = 70 × weight^0.75. DER = daily requirement = RER × activity factor.
Which factors?
E.g. neutered dog 1.6; neutered cat 1.2; growing ~2.5–3.0; weight loss ~0.8–1.0.
Is it medical advice?
No: it is an estimate. Adjust the ration with your vet based on body condition.