Food calculator
Estimates daily energy needs from weight, age and lifestyle, then shows grams per day for your chosen food and how many days a bag lasts.
Daily food
66g
Daily energy
238 kcal
Split into 2 meals: 33 g each
How long does a bag last?
- 1.5 kg22 days
- 2 kg30 days
- 4 kg60 days
- 7 kg106 days
- 10 kg151 days
- 15 kg227 days
Results are an approximate starting point. Weigh your pet every 2–3 weeks and adjust; ask your vet if there is a health condition.
How we calculate
Resting energy requirement (RER) = 70 × weight^0.75. We multiply it by a factor for age, neuter status and activity (e.g. neutered adult dog 1.6; neutered adult cat 1.2).