Field Tools

Slurry Nutrient Calculator

Calculate N, P and K applied per hectare and acre from a slurry application. Or work backwards — enter a target nutrient rate to find the required application volume.

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Slurry Type & Nutrients

Select a preset based on RB209 values, or choose Custom and enter your own analysis.

Nutrient values (kg / m³)

Total N

Total P₂O₅

Total K₂O

Avail N

Avail P

Avail K

Presets sourced from AHDB RB209 (2024) via AgriOps reference data. Available values are calculated from RB209 percentages. For precise planning, use laboratory analysis.

Enter the total volume applied to a field to calculate the nutrients delivered per hectare and acre.

Field Size

Total Application

Enter a field size and total application volume above to see results.

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