This proportion-based estimate is not human BMI. No diet or obesity diagnosis is generated.
How to use Cat BMI Calculator
- Read the method and enter quantities in the units shown on the form.
- Check the measurement basis, recorded event, genetic assumptions or the externally supplied care-plan instruction before calculating.
- Select Calculate, then read both the result and its limitations. Reset clears the result and restores the starting form.
Method and scope
Proportion estimate = ((rib circumference / 0.7067 − lower-leg length) / 0.9156) − lower-leg length. Both measurements are in centimeters.
Work through the input issue
For a related perspective, read Feline Body-Proportion Measurements: Landmarks Matter More Than Decimal Places.
Related measurement
Cat Calorie Calculator can help with a related question, using its own stated assumptions.
Explore the Cat calculators section of Biology calculators.
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