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Cat Calculators

Cat Food Calculator

Daily cat food portion for wet, dry or mixed feeding, by weight and life stage.

Enter values

Results update as you type.

Result

Daily calories

260 kcal

Dry food per day
34 g
Wet food per day
153 g
Pouches per day (85 g)
1.8
Per meal
93 g total
Resting energy requirement
216 kcal
Dry food per month
1.04 kg
Water from wet food
119 ml

About the Cat Food Calculator

Daily cat food portion for wet, dry or mixed feeding, by weight and life stage.

Also known as: how much to feed my cat, cat portion calculator, cat feeding guide, kitten food amount.

How to use this calculator

  1. Enter cat’s weight, life stage, feeding type, dry food calories and the other fields.
  2. The result updates instantly as you type — press Calculate (or Enter) at any time.
  3. Review the breakdown shown under the main result.
  4. Use Copy result or Share to save the answer or send a link with your inputs.

Formula

MER = 70 × weight^0.75 × 1.2 × life stage factor

Worked example

Using the values pre-filled in the calculator above:

  • Cat’s weight = 4.5 kg
  • Life stage: Adult
  • Feeding type: Mixed (50/50)
  • Dry food calories = 3,800 kcal/kg
  • Wet food calories = 850 kcal/kg
  • Meals per day = 2

the calculator returns:

  • Daily calories: 260 kcal
  • Dry food per day: 34 g
  • Wet food per day: 153 g
  • Pouches per day (85 g): 1.8