Rate of obesity within a mixed-breed group of horses in Ireland and their owners’ perceptions of body condition and useability of an equine body condition scoring scale
Authors: Golding Emma, Al Ansari Ahmed Saleh Ali, Sutton Gila A., Walshe Nicola, Duggan Vivienne
Journal: Irish Veterinary Journal
Summary
# Editorial Summary Equine obesity affects approximately 45% of domestic horse populations and represents a serious welfare concern, yet horse owners—who make primary decisions about their animals' care—frequently struggle to assess body condition accurately. Researchers in Ireland compared body condition scores assigned by an equine veterinarian with those provided by 45 horse owners both before and after receiving instruction on the Henneke BCS system, supplemented by qualitative interviews exploring owners' perspectives on condition monitoring and the scoring tool's practicality. Whilst agreement between owners and the veterinarian showed only fair-to-good reliability both before (κ = 0.311) and after training (κ = 0.381)—with minimal improvement despite education—three-quarters of owners reported using no formal method to monitor their horses' condition, and thematic analysis revealed divided confidence in making actual management changes. Owners acknowledged the Henneke system's utility but identified significant usability barriers, describing aspects as excessively technical or requiring modification, suggesting the standard BCS scale cannot be reliably deployed by horse owners as a standalone tool. These findings underscore the critical need for equine professionals to take an active role in regular condition assessment and owner education, as passive instruction alone appears insufficient to develop owner competency in identifying overweight or obese horses.
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Practical Takeaways
- •Nearly half your client base likely has overweight horses—proactive body condition assessment and education should be routine practice
- •Simply explaining or teaching the BCS scale doesn't improve owner accuracy; consider alternative monitoring methods (weight tape, photos, regular vet checks) or simplified tools for owner self-assessment
- •Most owners aren't monitoring condition at all—this is a key welfare and disease-prevention opportunity; make it easier by offering practical, non-technical guidance
Key Findings
- •45% of horses in the Irish study population were overweight or obese
- •Owner accuracy in body condition scoring showed only fair to good agreement with veterinarian assessment (κ = 0.311 pre-instruction, κ = 0.381 post-instruction), with no clinically meaningful improvement after education
- •75% of horse owners did not use any method to monitor their horse's body condition
- •Horse owners reported the Henneke BCS system as useful but too technical, indicating it is unreliable as an owner-administered assessment tool