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How to Calculate Dog Food

What is Dog Food?

A dog food calculator determines the correct daily portion of dry kibble based on body weight and activity level. Overfeeding is the leading cause of obesity in dogs, which increases risks of diabetes, joint disease, and shortened lifespan.

Step-by-Step Guide

  1. 1General guideline: feed 2–3.5% of body weight in dry food per day
  2. 2Low activity / senior dogs: ~2% of body weight
  3. 3Average adult dogs: ~2.5% of body weight
  4. 4High activity / working dogs: ~3–3.5% of body weight
  5. 5Always cross-reference with your specific food brand's feeding guide

Worked Examples

Input
10kg moderate-activity dog
Result
250g/day
10 × 2.5% = 250g, split into 2 meals of 125g
Input
30kg active dog
Result
~900g/day
30 × 3% = 900g — split into 2–3 meals

Frequently Asked Questions

What is Dog Food?

A dog food calculator determines the correct daily portion of dry kibble based on body weight and activity level. Overfeeding is the leading cause of obesity in dogs, which increases risks of diabetes, joint disease, and shortened lifespan

How accurate is the Dog Food calculator?

The calculator uses the standard published formula for dog food. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.

What units does the Dog Food calculator use?

This calculator works with inches, percentages. You can enter values in the units shown — the calculator handles all conversions internally.

What formula does the Dog Food calculator use?

The calculator applies the standard formula for this type of calculation. See the 'How It Works' steps above for the detailed formula breakdown.

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