Dog Size Calculator

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Predicts a puppy's adult weight based on its current weight and age. Useful for estimating the future size of your puppy.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Current Weight and Current Age (Weeks) in the units shown.

Step 2

Read Predicted Adult Weight in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

See the inputs and their calculated results.

Current Weight: 3 pounds; Current Age (Weeks): 8 weeks

Predicted Adult Weight: 19.5 pounds

Current Weight: 10 pounds; Current Age (Weeks): 12 weeks

Predicted Adult Weight: 43.33333333 pounds

Current Weight: 20 pounds; Current Age (Weeks): 16 weeks

Predicted Adult Weight: 65 pounds

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