Cat Body Mass Index (FBMI) Calculator
CalculatorScale.com
Input Parameters
Instant Real-time Calculation
Rib Cage Circumference
cm
Lower Back Leg Length (LIM)
cm
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Result
Biology
Feline Body Mass Index (FBMI)
--
% body fat
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Calculation Logic:
FBMI < 15% is underweight; 15%–29% is normal/ideal; > 30% indicates overweight or obesity.