Horse Colic Prevention and Welfare Management

Colic is the leading cause of death in horses, causing acute abdominal pain ranging from mild discomfort to life-threatening emergency, with management practices significantly influencing individual risk.

Key Facts

Colic refers to abdominal pain of any cause in horses and encompasses over 70 distinct conditions of varying severity
Approximately 10% of horses experience at least one colic episode per year, with surgical colic carrying mortality rates of 20-30% even with treatment
Dietary management is the primary risk factor under owner control — sudden diet changes, limited forage access, and inadequate water intake all increase colic risk
Providing free-choice hay rather than restricted feeding reduces digestive tract motility disruption associated with meal feeding
Sand colic, from ingestion of sand through grazing on sandy soil, is preventable through rubber matting at feeding areas and psyllium supplementation
Regular dental care prevents inadequate chewing that contributes to digestive problems
Recognising early colic signs — pawing, looking at flank, rolling, reluctance to eat — and seeking veterinary attention promptly improves outcomes dramatically

Welfare Considerations

Colic welfare requires both preventive management and rapid response when episodes occur. The pain experience of an acute colic episode — particularly impaction or large colon displacement — is severe and causes genuine suffering that demands urgent veterinary attention. The welfare case for prevention is equally strong: most common colic causes are significantly mitigated by management changes that are within owner control. Continuous hay availability, gradual diet transitions, adequate water, regular exercise, and dental care are evidence-based interventions that reduce colic risk without requiring expensive technology. Owner education about early sign recognition and clear protocols for when to call a vet are as important as preventive management in reducing the duration of untreated pain when episodes occur.

What You Can Do

Provide horses with continuous hay access to maintain gut motility and prevent hunger-driven gorging
Make any diet changes gradually over 10-14 days to allow gut microbiome adaptation
Ensure constant access to fresh clean water — dehydration is a significant colic risk factor
Have your horse dentally assessed at least annually to ensure adequate forage processing
Learn to recognise early colic signs and establish a clear protocol with your vet for when to call
Exercise horses regularly and consistently — irregular exercise schedules increase colic risk
Check and clean water sources in winter to prevent reduced intake from cold or frozen water