Dog ideal weight calculator
Turns a body condition score into a target weight, a safe rate of loss and a realistic timeline — the three numbers a weight-loss plan actually needs.
Target weight
Enter a weight and a body condition score.
Why there is no chart of ideal weights by breed
Owners often want a table saying a Labrador should weigh some specific figure. Such a table cannot be honest. Published breed ranges are wide — frequently ten kilograms or more across sexes and lines — and an individual dog's correct weight is a point inside that range determined by its own frame, not by its breed name. A large-framed female at the top of the range can be lean while a small-framed one at the same weight is obese.
Body condition scoring solves this by assessing the dog rather than the label. It is the method used in veterinary practice for the same reason.
How to score, by hand
Scoring is tactile. Place both palms flat along the dog's ribcage and press lightly. At the ideal score of 5 you can feel each rib distinctly under a thin layer of covering, without pressing in — much like feeling the backs of your own knuckles. Viewed from above there is a visible waist behind the ribs; viewed from the side the abdomen tucks up.
On the nine-point scale each point above 5 corresponds to roughly 10% above ideal body weight, which is the conversion this calculator uses.
Why the pace matters
One to two percent of body weight per week is the conventional safe range. Faster loss costs muscle alongside fat and is harder to sustain, and the resulting timeline — typically months, not weeks — is the part most owners are not told up front.
The feeding figure shown is the resting energy requirement of the target weight, which is the standard starting point for a reduction plan. It should be reviewed with a vet, particularly for a dog with any concurrent condition.
Sources: Body condition scoring and energy calculation: WSAVA Global Nutrition Guidelines