Compost Calculator

Calculate optimal compost ratios, time to completion, and environmental impact of composting.

Compost Materials

Food scraps, grass, coffee grounds, fresh leaves

Dry leaves, cardboard, paper, sawdust, straw

Carbon:Nitrogen Ratio

2.0:1
Optimal

Your carbon to nitrogen ratio is good!

Time to Compost

30 days
Yields: 36.0 kg

Environmental Benefits

CO2 Avoided45.0 kg
Methane Avoided4.50 kg

Nutrient Content (Estimated)

Nitrogen (N)0.72 kg
Phosphorus (P)0.36 kg
Potassium (K)0.54 kg

Bin Capacity

Capacity Used90%
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Editorial Note

MyCalcBuddy Editorial Team

This page is maintained as an educational calculator reference.

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Formula Source: Standard Mathematical References

by Various

🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.