Fertiliser calculators

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

Nitrate vs Urea NS vs Straight N Compound vs Blend CN vs CAN Wheat N Response Value of Grass

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

21 kg S /ha

Cost of fertiliser applied

409 € /ha

Expected crop yield

10 t/ha

Yield loss due to S deficiency

0 t/ha

Actual crop yield

10 t/ha

Crop value

2450 €/ha

Margin over fertiliser ?

2041 €/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 S /ha

Cost of fertiliser applied

400 € /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

2377 €/ha

Margin over fertiliser ?

1977 €/ha

To achieve the same margin as the NS fertiliser the price of straight N fertiliser would need to be

566 €/t
results empty

Please enter the required values

Recommended nitrogen plus sulphur fertilisers

The following YaraBela fertilisers are recommended for all crops and contain nitrogen in the readily available nitrate form together with sulphur.

YaraBela AXAN
27% N + 3.6% S - Uniform compound granular nitrogen and sulphur fertiliser for use on all crops.
YaraBela SULPHAN
24% N + 6% S - Uniform compound nitrogen and sulphur fertiliser for use on all crops, particularly those with a higher sulphur requirement.
YaraBela NUTRI BOOSTER
25% N + 2% S, Na and Se - Unique compound fertiliser for use on grass, based on CAN offers farmers the option of applying nitrogen and sulphur coupled with sodium and selenium in the form of sodium selenate.

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.

Three people walking through a Scottish farm
Walk your Fields
Throughout April and into May we’ll be focusing on optimising grass growth to meet the demands of our grazing cows so that we can maximise grazed grass in the diet.
Wheat Field
Help Late-Drilled Wheat Crops Catch Up
Did you know that up to 50% of wheat leaf samples show a deficiency in zinc,magnesium, copper and manganese?
Tractor on a field
Fertiliser application advice for first cut silage crops
Fertiliser applications for first cut silage have been really hampered by the weather since mid-March. This is a very worrying situation as these first cuts constitute a large part of next winters forage.
Carrots in a field
Maximising your vegetable crops’ potential with foliar nutrition
With the amount of rainfall we've had, a lot of the nutrients in the soil will potentially have leached away.
Agronomist in a field using a N-Tester
Spring 2024 Nutrition Management
There’s no getting away from the wet conditions many have faced this autumn and winter. We can now try and manage some of the issues this has caused via a robust spring nutrition strategy with the following steps
Agronomist and farmer in a field using a n-tester BT
Embrace Digital Tools to Improve Precision
No matter what industry you’re in, technology can be a game-changer. Our ancestors would be amazed at the tools we can use today to improve farming outcomes.
Farmer on a potato field
Establishing potatoes successfully
As with any other crop, good nutrition is key to securing a healthy potato crop, one that will return good yield and high quality and ultimately achieve a better profit margin for you.
Farmer fields in Scotland
Micronutrients: Micro but Mighty
Don’t be fooled by the name - micronutrients are NOT unimportant, we just need less of them than the macronutrients to achieve the best results.
Spreader on a field
Greater returns from first cut silage crops
Slurry applications in spring can make up most if not all of the NPK requirements of a 1st cut, so it’s important to do your sums before deciding on the rate and type of fertiliser needed in March.
Looking for something else ? Check our full advice archive