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Pet Food Cost Calculator

Estimate how much feeding your dog or cat costs per day, month, and year from food price, bag size, and daily portion.

Food cost per year

682.26

Breakdown

Portion per day (g)
300
Cost per kg of food
4.58
Food cost per day
1.37
Food per month
41.86
Monthly total incl. treats
56.86
Days one bag lasts
40
Bags needed per month
0.76

Last updated:

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FAQ

How much should I feed my dog?

A working rule is about 2% of adult body weight in dry food per day — roughly 300 g for a 15 kg dog. Bag guidelines vary by calorie density, so treat the calculator's estimate as a starting point and adjust to keep the body condition lean.

How much should a cat eat?

Cats need proportionally more: near 3% of body weight in dry food, so a 4 kg cat eats around 120 g daily. Cats also do better on several small meals; the daily total is what drives cost.

Is bigger dog food always cheaper?

Usually yes — price per kilogram drops sharply from small to large bags. The calculator shows cost per kg and how long a bag lasts; if a giant bag would sit open longer than ~6 weeks, buy mid-size, because fats in dry food go rancid once opened.

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