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

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 (%)

Please Note: For main source in blend for the percent losses field for Urea please use 5% and for Can 3%.

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

8 kg P /ha

Amount of potassium applied

16 kg K /ha

Amount of sulphur applied

9 kg S /ha

Cost of fertiliser applied

287 € /ha

Expected crop yield

10 t/ha

Yield loss

0 t/ha

Actual crop yield

10 t/ha

Crop value

2450 €/ha

Margin over fertiliser ?

2163 €/ha

Best Option

Blended Fertiliser

Amount of fertiliser applied

900 kg /ha

Amount of nitrogen applied

225 kg N /ha

Amount of phosphorus applied

16 kg P /ha

Amount of potassium applied

16 kg K /ha

Amount of sulphur applied

0 kg S /ha

Cost of fertiliser applied

300 € /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

2328 €/ha

Margin over fertiliser ?

2028 €/ha

To achieve the same margin as the compound fertiliser the price of blended fertiliser would need to be

411 €/t
results empty

Please enter the required values

Recommended compound fertilisers

The following YaraMila compound NPKS fertilisers are recommended for all crops and contain nitrogen, phosphate, potassium and sulphur in appropriate ratios.

YaraMila ACTYVA S
16-6.6-12.4 + 2.6% S - Granular fertiliser often used for grasland, winter cereals and oilseed rape to supply phosphate and potash together with nitrogen and sulphur.
YaraMila EXTRAGRASS
27-2.2-4.2 + 2.4% S - Compound granular NPKS fertiliser ideally suited to little and often application for Spring/Summer application to grassland for index maintenance and high recovery growth rates.
YaraMila SUPER BOOSTER
25-2.2-4.2 + 2%S + Na and Se - Compound prilled NPKS fertiliser with sodium selenate for use on grassland to supplement selenium levels.

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.

Spring Barley Fields
How to Maximise Spring Barley Productivity
With so many farmers struggling to get onto their fields to drill winter wheat due to the wet weather, many are turning to spring barley as an alternative crop.
Farm Fields
Tips for a Successful First Cut
That first cut of grass will be your most valuable cut of the year - it’s the most economical to make and usually has the highest quality.
Farmer and Agronomist soil sampling in a field
How to protect soil in wet weather
As farmers our soil is our most valuable asset. If we want future generations of our family to farm our lands we need to make sure that we look after it.
Yara Agronomist and Farmer in a field with a N-Tester
When's the Best Time for the First Nitrogen Application?
As you would expect, the answer to this question has lots of variables, but given that many farmers are having to recover their crops, we would recommend an early nitrogen application, in mid to late February.
Farmer and Agronomist in a field with dairy cows in the background
How do I Maximise Spring Grass?
Grass is at its highest value in Spring, so a lot of research has gone into how we maximise grass growth at this crucial time.
Cows in a field
Spring Grassland Fertiliser Update
How are your plans looking for the grass season ahead? The focus in January should be on planning for spring grazing and 1st cut silage.
A Farmer putting his hands through the soil
How to Recover Waterlogged Root Systems
Many may have hoped for a white Christmas, but all we got was rain.. lots of it. Fields are saturated, bringing plenty of challenges for arable farmers.
Cow Grazing in a field
Get Ready for Spring
Whilst cows are housed in dry barns and we fret over soggy fields, it won’t be long before our thoughts shift to grazing and slurry applications.
Farmer in a field with cows in the background
Grassland Fertiliser Advice for September
With above average grass growth rates across the country, the focus should be on making the most of this grass as we enter September.
Looking for something else ? Check our full advice archive