Home › Blog › Feeding Easy Keeper Horses
By Schneider Saddlery • May 26, 2026 • 8 min read
Some horses seem to gain weight just by looking at grass. If your horse gains weight easily, maintains condition on very little feed, or struggles with obesity despite careful management, you likely have an easy keeper horse.
While easy keepers are often considered "low maintenance," they can actually be some of the most challenging horses to feed correctly. Many easy keeper horses are at increased risk for obesity, insulin resistance, Equine Metabolic Syndrome (EMS), and laminitis if their diet is not carefully managed.
The instinct is often to simply feed less hay… but that approach can backfire quickly. Proper nutrition for easy keeper horses is less about severe calorie restriction and more about managing forage quality, sugar intake, exercise, and feeding behavior.
What Is an Easy Keeper Horse?
An easy keeper maintains or gains weight very easily, even on relatively small amounts of feed or pasture. These horses typically require fewer calories than average horses and are often more prone to obesity and metabolic issues if overfed.
Easy keepers are common among ponies, Quarter Horses, Morgans, Arabians, and draft crosses, though any horse can be an easy keeper. While these horses may not require large grain meals or high-calorie diets, they still need balanced nutrition and consistent forage intake to maintain digestive health.
The goal with easy keepers is not to starve them, but to carefully manage calories, sugars, and feeding habits while still supporting gut health and overall wellness.
The instinct with a heavy horse is to cut hay hard, and it is the single most common mistake in this category. Horses are built to graze for most of the day, and dropping forage below roughly 1% of body weight creates digestive and behavioral problems that can make weight management harder, not easier.
Horses are designed to graze for most of the day, and restricting forage below safe levels can create serious digestive and behavioral problems.
Our calculator targets 1.5% of body weight in forage for metabolic and easy keeper horses, which is roughly 16.5 lbs a day for an 1,100 lb horse. It will not go below 1%, or about 11 lbs, and neither should you unless your vet directs it.
Feeding too little forage can contribute to
Instead of drastically reducing hay, focus on feeding lower-calorie forage and slowing intake.
Managing an easy keeper is less about feeding less and more about feeding differently. Five levers do most of the work: lower-sugar forage, slower intake, a balancer in place of grain, controlled pasture access, and consistent exercise. Each is covered below, starting with the one that usually matters most.
NSC (Non-Structural Carbohydrates) refers to the combined sugar and starch content in forage and feed. For many easy keepers, especially horses with insulin resistance or Equine Metabolic Syndrome, total NSC should ideally remain below 10-12%.
Timothy hay, mature grass hay, and tested low-NSC hay are often good options for easy keeper horses. Since you cannot accurately judge sugar content by appearance alone, a forage analysis is the best way to know what your horse is eating.
If your hay tests high in sugar, soaking hay in cold water for 30-60 minutes before feeding may help reduce NSC levels. Be sure to fully drain the water afterward and avoid allowing horses to drink the runoff.
Slow feeder hay nets are one of the best management tools for easy keeper horses.
Using slow feeders with small openings (typically 1-1.5 inches) helps horses consume hay more gradually throughout the day, better mimicking natural grazing behavior.
Benefits of slow feeding include:
Many horses can consume hay 2-4 times slower when using a properly sized slow feed hay net.
Many easy keeper horses simply do not need traditional grain feeds.
However, removing grain entirely can also remove important vitamins, minerals, and amino acids from the diet. A ration balancer can help fill nutritional gaps without adding excessive calories.
Look for ration balancers specifically designed for easy keeper horses, horses with insulin resistance, horses prone to laminitis, or low-calorie feeding programs.
Some owners also add magnesium-based supplements like Quiessence® to support metabolic health and insulin sensitivity, though supplementation should always be discussed with your veterinarian or equine nutritionist.
Pasture can be one of the biggest challenges for easy keeper horses, especially during the spring and fall when grass sugar levels rise.
Grass NSC levels are often highest
To help reduce excessive sugar intake, many owners use
A grazing muzzle can reduce grass intake significantly while still allowing turnout, movement, and social interaction.
Exercise is one of the most underutilized tools for managing easy keeper horses.
Consistent movement helps:
Even moderate exercise, such as 20-30 minutes of walking and trotting several days per week, can make a noticeable difference in weight management and metabolic health.
Several traditional weight-loss tactics backfire on horses that gain easily, and some create problems worse than the weight itself. Knowing what to avoid is as useful as knowing what to do, because most of these approaches feel intuitive and are still widely recommended around barns.
Severe Feed Restriction: Cutting forage too aggressively may increase the risk of ulcers, stress, and digestive upset.
Feeding Large Grain Meals: Many "diet" feeds still contain high sugar and starch levels that may contribute to insulin spikes and weight gain.
Inconsistent Feeding Schedules: Long periods without forage can create stress and unhealthy feeding behaviors.
Ignoring Exercise: Movement is equally important for maintaining healthy metabolism and body condition.
Horses that gain easily carry a higher risk of insulin resistance and Equine Metabolic Syndrome, and the early signs are physical rather than behavioral. None of the following confirms a diagnosis on its own, but any of them is worth raising with your vet at the next visit. Watch for:
Laminitis should always be treated as a veterinary emergency. If your horse shows signs of foot pain, shifting weight, or reluctance to move, contact your veterinarian immediately.
Bloodwork testing for insulin, glucose, and ACTH levels can help identify metabolic conditions early.
Use our free Horse Feed Calculator to build a feeding plan tailored to your easy keeper’s weight, forage, and supplement needs.
What is an easy keeper horse?
An easy keeper maintains or gains weight readily on relatively little feed or pasture. These horses need fewer calories than average and carry a higher risk of obesity and metabolic problems if overfed. They are common among ponies, Quarter Horses, Morgans, Arabians and draft crosses, though any horse can be one.
How much hay should an easy keeper get?
Target about 1.5% of body weight in forage, which is roughly 16.5 lbs a day for an 1,100 lb horse, and never drop below 1% unless your vet directs it. Going lower raises the risk of ulcers, hindgut imbalance and stress behaviors. Control calories through lower-energy hay and slower intake instead.
Should I feed my easy keeper grain?
Many easy keepers do not need traditional grain. Removing it entirely can leave gaps in vitamins, minerals and amino acids, so a ration balancer is usually the better swap. It fills those gaps without adding meaningful calories. Look for one designed for low-calorie or insulin-resistant feeding programs.
Do slow feeder hay nets help easy keepers?
Yes. Nets with small openings, typically 1 to 1.5 inches, can slow intake by two to four times, which extends eating time, reduces gorging and boredom, and gives more consistent digestive buffering. They let you keep forage volume adequate while stretching it across far more of the day.
What are the signs of a metabolic problem in horses?
Look for a hard or cresty neck, fat pads behind the shoulders or tailhead, excess fat around the sheath or udder, difficulty losing weight, hoof soreness, or an abnormal coat and delayed shedding. Laminitis is a veterinary emergency. Bloodwork for insulin, glucose and ACTH can identify conditions early.
