Fertiliser calculators

A useful collection of calculators to compare the return on investment and margin over fertiliser when using different fertilisers.

Wheat N Response S Barley N ResponseValue of Grass Nitrate vs Urea NS vs Straight N Compound vs Blend Tropicote Benefit

Compound vs Blend comparison

How much cheaper does a blended fertiliser need to be to achieve the same margin as a compound fertiliser?

Compound vs Blend calculator

To begin please enter the required values

Yara Compound Fertiliser

Nutrient content (%)

Blended Fertiliser

Nutrient content (%)

Crop Details

Typical yield losses from using a blend instead of a compound fertiliser


Recent development work carried out by Yara investigated the segregation of nutrients that occurs as the hopper discharges during application. It was found that using inferior quality blended fertiliser led to yield reductions of up to 5% due to poor distribution of nutrients. Read more

Your results

 

Best Option

Compound Fertiliser

Amount of fertiliser applied
833 kg /ha
Amount of nitrogen applied
225 kg N /ha
Amount of phosphorus applied
42 kg P2O5 /ha
Amount of potassium applied
42 kg K2O /ha
Amount of sulphur applied
42 kg SO3 /ha
Cost of fertiliser applied
282 £ /ha
Expected crop yield
10 t/ha
Yield loss
0 t/ha
Actual crop yield
10 t/ha
Crop value
1650 £/ha
Margin over fertiliser ?
1368 £/ha

Best Option

Blended Fertiliser

Amount of fertiliser applied
900 kg /ha
Amount of nitrogen applied
225 kg N /ha
Amount of phosphorus applied
36 kg P2O5 /ha
Amount of potassium applied
36 kg K2O /ha
Amount of sulphur applied
45 kg SO3 /ha
Cost of fertiliser applied
270 £ /ha
Expected crop yield
10 t/ha
Yield loss due to blend
0.2 t/ha
Actual crop yield
9.8 t/ha
Crop value
1617 £/ha
Margin over fertiliser ?
1347 £/ha
To achieve the same margin as the compound fertiliser the price of blended fertiliser would need to be
276 £/t

Check out the latest agronomy advice

These articles will help you get even better results from your fertilisers by keeping you up to date with the latest agronomy advice from the Yara agronomists. If you don't find the advice you are looking for try looking in our full advice archive.