Caring for a horse with Cushing’s disease often requires owners to think more carefully about nutrition, weight management, and overall metabolic health.
Many horses with Cushing’s disease, also known as PPID, continue living active and comfortable lives with thoughtful management. Forage selection frequently becomes one of the most important components of that long-term care.
Because every horse responds differently, individualized feeding programs are essential.
Understanding Cushing’s Disease
Pituitary Pars Intermedia Dysfunction, commonly abbreviated PPID, is a hormonal condition most commonly seen in older horses.
Affected horses may experience:
changes in metabolism,
altered body condition,
muscle loss,
abnormal hair coats,
increased drinking and urination,
and increased laminitis risk.
Not every horse shows identical symptoms.
Some horses primarily struggle with weight management, while others remain relatively stable for years with careful monitoring.
Why Forage Matters
Hay represents the largest portion of most horses’ diets.
For horses with PPID, forage quality can influence:
calorie intake,
digestive health,
metabolic stability,
and body condition management.
Many owners focus on selecting:
consistent forage,
moderate calorie density,
clean hay,
and appropriate sugar levels.
Because some horses with PPID are more metabolically sensitive, NSC management may become important.
Understanding NSC
NSC stands for non-structural carbohydrates, which primarily include sugars and starches.
Some horses with PPID also experience insulin dysregulation, making them more sensitive to elevated sugar intake.
This is why owners often seek forage with moderate or lower NSC levels.
However, nutritional needs still vary significantly between horses.
Some horses maintain weight easily and require calorie control.
Others struggle to hold body condition and may require more digestible forage.
Weight Management Challenges
PPID horses can sometimes become difficult to manage nutritionally because they may experience either:
unwanted weight gain,
or gradual muscle and condition loss.
This makes individualized feeding especially important.
Owners often benefit from monitoring:
body condition,
topline changes,
appetite,
and seasonal fluctuations.
Regular evaluation allows feeding programs to adjust gradually rather than react after significant condition changes occur.
Digestibility Matters for Older Horses
Many horses with PPID are seniors.
As horses age, chewing efficiency and digestive function may gradually decline.
Softer, more digestible forage may become helpful for:
horses with dental wear,
reduced appetite,
or difficulty maintaining weight.
At the same time, excessively rich forage may complicate metabolic management in easy keepers.
Balance becomes extremely important.
Consistency Supports Stability
Frequent forage changes can make metabolic management more difficult.
Consistent hay quality allows owners to:
monitor weight trends more accurately,
maintain stable feeding routines,
and reduce digestive disruption.
Gradual transitions are generally preferred whenever forage changes become necessary.
Many horses with PPID benefit from predictable feeding schedules and steady nutritional programs.
Clean Forage Is Important
Respiratory sensitivity and immune challenges may increase as horses age.
Dusty or moldy hay may contribute to:
coughing,
respiratory irritation,
or reduced forage intake.
Clean, properly stored forage supports both palatability and overall health.
Feeding the Individual Horse
No single hay works perfectly for every horse with PPID.
Factors influencing forage selection include:
insulin sensitivity,
age,
body condition,
dental health,
workload,
and digestive function.
Thoughtful forage management helps owners create more stable, sustainable feeding programs over time.
The best feeding plans are rarely the most extreme.
They are usually the most consistent and individualized.
FAQ
What is PPID in horses?
PPID, commonly called Cushing’s disease, is a hormonal disorder most often affecting older horses.
Should horses with PPID eat low-sugar hay?
Some horses with PPID benefit from careful NSC management, especially if insulin dysregulation is present.
Why do older horses need softer hay?
Dental wear and reduced chewing efficiency may make softer forage easier to consume.
Does forage consistency matter for PPID horses?
Yes. Stable feeding programs often make body condition and digestive management easier.