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

NS vs Straight N fertiliser comparison

How much cheaper does a Straight N fertiliser need to be to achieve the same margin as an NS fertiliser that includes sulphur?

NS vs straight N fertiliser calculator

To begin please enter the required values

Nitrogen plus Sulphur (NS) Fertiliser

Straight Nitrogen Fertiliser

Crop Details

Typical yield losses from sulphur deficiency


Recent trial work carried out independently on behalf of Yara showed an average 3% yield loss in wheat as a result of not applying sulphur. Read more on the effect of S deficiency

Your results

 

Best Option

NS Fertiliser

Amount of fertiliser applied
593 kg /ha
Amount of nitrogen applied
160 kg N /ha
Amount of sulphur applied
75 kg SO3 /ha
Cost of fertiliser applied
270 £ /ha
Expected crop yield
10 t/ha
Yield loss due to S deficiency
0 t/ha
Actual crop yield
10 t/ha
Crop value
1650 £/ha
Margin over fertiliser ?
1380 £/ha

Best Option

Straight N Fertiliser

Amount of fertiliser applied
672 kg /ha
Amount of nitrogen applied
225 kg N /ha
Amount of sulphur applied
0 kg SO3 /ha
Cost of fertiliser applied
215 £ /ha
Expected crop yield
10 t/ha
Yield loss due to S deficiency
0.3 t/ha
Actual crop yield
9.7 t/ha
Crop value
1601 £/ha
Margin over fertiliser ?
1386 £/ha
To achieve the same margin as the NS fertiliser the price of straight N fertiliser would need to be
328 £/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.