Pets
Shih Tzu Puppy Weight Calculator.
Estimate your Shih Tzu puppy's adult weight with a breed-specific growth curve and expected weight range.
Puppy Info
Floor to withers
Chest to tail base
Shih Tzu · Breed Standard (Male)
9–16 lbs
9–10.5 in
10–12 in
Estimated Adult Size
Shih Tzu · Male · 12 weeks old
Adult Weight
19lbs
Range: 34 – 18 lbs
Shoulder Height
9.4in
8.0 – 11 in
Body Length
11in
9.1 – 12 in
A Shih Tzu puppy weighing 10.0 lbs at 12 weeks is estimated to reach 19.2 lbs as an adult.
Growth Curve
Projected weight at each developmental milestone (4–52 weeks)
How It's Calculated
Gender factor: 1.0 (male) / 0.875 (female). Growth % based on toy breed curve.
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