The maths, with your numbers
No guesswork and no brand chart. This is the same calculation a vet does on paper, so you can check it.
What this means for the bowl
Purina Pro Plan Sterilised Beef and Chicken in Gravy is one of the more calorie-dense wet cat foods we track: at 940 kcal per kg it has more energy than 100% of the 20 wet cat foods in our list. You will pour less of it than you might expect.
To show how much the food matters: a 4.5 kg spayed or neutered cat needs about 260 kcal a day. That is 3 ¼ × 85 g pouch of this food, but 3 ¼ × 85 g pouch of Purina Pro Plan Sterilised Beef and Chicken in Gravy and 4 ½ × 85 g pouch of Sheba Fine Flakes Poultry in Jelly. Same cat, same day, very different bowls.
Wet food is mostly water. Gram for gram, the average dry cat food in our list has about 4.2 times the calories of this one, which is why the wet portion looks so much bigger.
Purina Pro Plan Sterilised Beef and Chicken in Gravy feeding chart
Daily amounts for healthy adult cats with no treats, from the label calories and the AAHA 2021 energy factors. Split the amount into meals.
| Weight | Lazy indoor | Spayed or neutered | Intact |
|---|---|---|---|
| 2 kg | 1 ½ × 85 g pouch125 g | 1 ¾ × 85 g pouch150 g | 2 × 85 g pouch175 g |
| 3 kg | 2 × 85 g pouch170 g | 2 ½ × 85 g pouch204 g | 2 ¾ × 85 g pouch238 g |
| 4 kg | 2 ½ × 85 g pouch211 g | 3 × 85 g pouch253 g | 3 ½ × 85 g pouch295 g |
| 5 kg | 3 × 85 g pouch249 g | 3 ½ × 85 g pouch299 g | 4 × 85 g pouch349 g |
| 6 kg | 3 ¼ × 85 g pouch285 g | 4 × 85 g pouch343 g | 4 ¾ × 85 g pouch400 g |
| 7 kg | 3 ¾ × 85 g pouch320 g | 4 ½ × 85 g pouch385 g | 5 ¼ × 85 g pouch449 g |
Label values: 940 kcal per kg, 79.9 kcal per 85 g pouch. Source: purina.co.uk, checked 18 Oct 2026.
Questions
How much Purina Pro Plan Sterilised Beef and Chicken in Gravy should I feed a 5 kg cat?
About 3 ½ × 85 g pouch or 299 g a day for a spayed or neutered cat, before treats. That is 281 kcal a day divided by the food’s label value. Use the calculator above to adjust for your pet.
How many calories are in Purina Pro Plan Sterilised Beef and Chicken in Gravy?
The label states 940 kcal per kg, 79.9 kcal per 85 g pouch (checked 18 Oct 2026). Recipes change, so check your bag.