How Healthy Is Your Horse’s Diet? Our New Feed Calculator Breaks It Down
- Twenty Four Carrots

- 6 days ago
- 5 min read
Do you really know what is in your horse's diet?
Most horse owners can tell you exactly what their horse eats: how many flakes of hay, which grain or concentrate, what supplements they use, and maybe even the scoop size down to the ounce.
But ask a different question: What is the omega-3 to omega-6 balance of the entire diet? How much sugar and starch is your horse actually consuming each day? Is the total diet appropriate for a metabolic horse?
Those questions can be much harder to answer.
That is exactly why we created two new horse feed calculators for our website: an Omega-3 & Omega-6 Calculator and a Diet & NSC Calculator.
These equine nutrition tools help take complicated feed information and turn it into something horse owners can actually use. Instead of looking at one feed or supplement at a time, you can get a better understanding of what your horse's entire diet is providing.
Why Is Omega-3 and Omega-6 Balance Important for Horses?
Omega-3 and omega-6 fatty acids are essential fats that perform important functions within the horse's body.
The goal is not to label omega-6 as "bad" and omega-3 as "good." Horses need both. What is important is understanding the balance between omega-3 and omega-6 in the total diet.

Omega-6 fatty acids participate in pathways that can promote inflammatory responses, while omega-3 fatty acids are associated with pathways that help regulate inflammation. Research into omega-3 supplementation for horses continues to explore potential benefits related to inflammatory processes, respiratory health, joint health, metabolism, and other areas of equine health.
Inflammation itself is not inherently bad. It is a normal and necessary part of the body's response to exercise, injury, infection, and stress. Problems can arise when inflammation becomes excessive or persistent.
This is one reason understanding the fatty-acid balance of a horse's diet can be valuable.
Modern Horse Diets Can Look Very Different From Fresh Forage
Fresh pasture naturally provides omega-3 fatty acids. Once forage is harvested and stored, its fatty-acid profile changes.
Then consider everything else we add to a modern horse's diet, including concentrates, ration balancers, oils, treats, and supplements. Each can contribute to the overall omega-3 and omega-6 intake.
This means looking at the label on a single bag of feed may not tell you very much about the omega balance of your horse's complete diet.
Your horse does not eat one ingredient.
Your horse eats a diet.
Try Our Omega-3 & Omega-6 Horse Feed Calculator
Our Omega-3 & Omega-6 Calculator for horses allows you to enter the different components of your horse's ration and evaluate their contribution to the overall omega balance of the diet.

Instead of simply adding an omega-3 supplement because you have heard that omega-3s are beneficial, you can first get a clearer picture of what your horse is already receiving.
From there, you can make more informed decisions about whether the diet may benefit from adjustment.
Supplementation should have a purpose. The goal is not simply to feed more omega-3. The goal is to understand what you are feeding and make thoughtful decisions based on the horse's complete ration.
What Is NSC in Horse Feed?
Our second calculator focuses on another important area of equine nutrition: non-structural carbohydrates, commonly called NSC.
NSC represents readily available carbohydrate fractions in horse feed and forage, including sugars and starches.
For horses with insulin dysregulation or Equine Metabolic Syndrome (EMS), controlling dietary sugar and starch can be an especially important part of nutritional management because these carbohydrates can influence the glucose and insulin response following a meal.
Low-NSC forage and feeds are commonly used when developing diets for horses with insulin dysregulation. Forage containing less than approximately 10% NSC is frequently used as a target for affected horses, although individual requirements can vary and horses with significant metabolic concerns should be managed with the help of a veterinarian or qualified equine nutrition professional.
A Low-NSC Feed Does Not Always Mean a Low-NSC Diet
This is where feeding a metabolic horse can become confusing.
You might choose a feed marketed as low in sugar and starch, but that does not necessarily tell you the NSC content of the horse's complete daily diet.
You also have to consider:
Hay and other forage
Concentrates and complete feeds
Ration balancers
Supplements and carriers
The NSC percentage of each feed
The actual amount of each ingredient consumed

The amount being fed matters just as much as the percentage listed on a feed tag or forage analysis.
That is why evaluating the complete ration can provide a much clearer picture.
Try Our Horse NSC Calculator for Metabolic Diets
Our Diet & NSC Calculator brings the different components of your horse's ration together so you can better understand the overall carbohydrate, sugar, and starch profile of the diet.
For owners managing a metabolic horse, the calculator can help evaluate whether the ration falls within an appropriate low-NSC range.
Instead of trying to compare percentages across multiple feed tags, forage analyses, and serving sizes yourself, you can see how the different parts of the diet add up.
This can be especially helpful for owners of horses with Equine Metabolic Syndrome, insulin dysregulation, or a history of metabolic concerns.
Of course, a calculator should not replace veterinary guidance. Metabolic horses can have very individual dietary requirements, particularly when there is a history or risk of laminitis.
The calculator is intended to give horse owners better information so they can make more educated feeding decisions and have more productive conversations with their veterinarian or equine nutrition professional.
The NSC Calculator Is Not Just for Metabolic Horses
You do not need to own a metabolic horse to benefit from understanding the carbohydrate content of your horse's diet.
Even for a healthy horse, our horse sugar and starch calculator can provide a fascinating look at how much sugar, starch, and carbohydrate your horse is consuming through the complete ration.
Feed tags and forage analyses provide individual numbers.
Our calculator helps put those numbers into context.
You may discover that an ingredient you assumed was contributing most of the sugar is not actually the biggest source. You might realize that a seemingly small amount of concentrate has a larger effect on the total ration than expected.
Or you may discover that the diet you have carefully built is right where you want it.
Either way, understanding what your horse is actually consuming gives you the ability to make more intentional feeding decisions.
Take the Guesswork Out of Your Horse's Diet
Equine nutrition can become complicated quickly.
Between hay analyses, feed tags, percentages, serving sizes, sugars, starches, NSC, fatty acids, and metabolic concerns, even experienced horse owners can find themselves staring at numbers and wondering what they actually mean for the horse standing in front of them.
That is why we created these tools.

Our Omega-3 & Omega-6 Calculator helps you better understand the fatty-acid balance of your horse's complete diet and identify opportunities to support a more balanced feeding program.
Our Diet & NSC Calculator helps you evaluate carbohydrates, including sugars and starches, and determine whether the overall ration falls within an appropriate range for a metabolic horse.
These calculators are not intended to replace your veterinarian or qualified equine nutrition professional, particularly when managing Equine Metabolic Syndrome, insulin dysregulation, laminitis, or another medical condition.
They are designed to give you something every horse owner should have:
Better information about what is actually going into your horse.
Because feeding is not just about what is in the scoop. It is about what the entire diet adds up to.
Ready to Analyze Your Horse's Diet?
Try our free Omega-3 & Omega-6 Horse Calculator and Diet & NSC Horse Feed Calculator to take a closer look at your horse's current feeding program.
See the omega balance of the diet, better understand sugar and starch intake, and discover what your horse's complete ration actually adds up to.
You might be surprised by what you discover.
NSC Calculator "The Card Audit": https://www.twentyfourc.com/nsccalculator
Omega Balance Calculator: https://www.twentyfourc.com/omegacalculator



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