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
Skinner's Field & Trial Maintenance is on the lighter side: at 3,580 kcal per kg it has less energy than 67% of the 46 dry dog foods in our list, so the bowl will look fuller for the same calories.
To show how much the food matters: a 18 kg spayed or neutered dog needs about 979 kcal a day. That is 273 g of this food, but 237 g of Purina Pro Plan Small and Mini Puppy Healthy Start Chicken and 298 g of Bakers Meaty Meals Chicken. Same dog, same day, very different scoops.
Skinner's Field & Trial Maintenance feeding chart
Daily amounts for healthy adult dogs with no treats, from the label calories and the AAHA 2021 energy factors. Split the amount into meals.
| Weight | Couch dog | Spayed or neutered | Very active |
|---|---|---|---|
| 2 kg | 39 g | 53 g | 66 g |
| 5 kg | 78 g | 105 g | 131 g |
| 10 kg | 132 g | 176 g | 220 g |
| 15 kg | 179 g | 238 g | 298 g |
| 20 kg | 222 g | 296 g | 370 g |
| 25 kg | 262 g | 350 g | 437 g |
| 30 kg | 301 g | 401 g | 501 g |
| 35 kg | 338 g | 450 g | 563 g |
| 40 kg | 373 g | 498 g | 622 g |
| 45 kg | 408 g | 544 g | 679 g |
Label values: 3,580 kcal per kg. Source: ocado.com, checked 18 Oct 2026.
Questions
How much Skinner's Field & Trial Maintenance should I feed a 25 kg dog?
About 350 g a day for a spayed or neutered dog, before treats. That is 1,252 kcal a day divided by the food’s label value. Use the calculator above to adjust for your pet.
How many calories are in Skinner's Field & Trial Maintenance?
The label states 3,580 kcal per kg (checked 18 Oct 2026). Recipes change, so check your bag.