Study adapts Five Domains model for Brazilian equine events

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A new study in Animals examined horse welfare at Brazilian equestrian events using the Five Domains model, a framework that looks at nutrition, environment, health, behavior, and the horse’s inferred mental state. The researchers adapted the model into practical subdomains for two locally important competition types, vaquejada and gaited horse events, then applied a five-level scoring system at three vaquejada competitions and five gait competitions. The paper addresses a gap the authors say has existed in structured welfare assessment for these events, where published field data have been limited. More broadly, the Five Domains framework has become an increasingly common tool in equine welfare science because it pushes assessment beyond injury and performance alone to include behavior and likely affective state. (pubmed.ncbi.nlm.nih.gov)

Why it matters: For veterinary professionals, the study is useful less as a final verdict on Brazilian equestrian sport and more as a field-ready example of how to operationalize welfare assessment in settings with local cultural, logistical, and resource constraints. That matters because equine welfare oversight is moving toward more structured, animal-based assessment across sport settings, including internationally through welfare strategy work at the FEI. A standardized framework can help event veterinarians, organizers, and regulators compare risks across venues, identify repeat problem areas, and document welfare conditions in a way that’s more defensible than anecdotal observation alone. (thehorse.com)

What to watch: Watch for whether this scoring approach is validated further, adopted by Brazilian event organizers or regulators, or used in follow-on studies linking welfare scores to clinical findings and competition management practices. (new.scielo.br)

A newly published study in Animals takes a closer look at equine welfare in Brazilian equestrian events by applying the Five Domains model to vaquejada and gaited horse competitions, two formats that are culturally and commercially important in Brazil but have seen relatively little structured welfare assessment in the published literature. According to the study summary, the authors created context-specific subdomains and scored welfare on a five-point scale across three vaquejada events and five gait competitions, aiming to make the framework practical for real-world use. (mdpi.com)

That framing matters because the Five Domains model has become a major reference point in animal welfare science, including equine work. Rather than focusing only on whether a horse is visibly injured or able to perform, the model organizes assessment around nutrition, environment, health, behavioral interactions, and the resulting mental state. Reviews of equine welfare assessment have argued that this broader structure is valuable precisely because horse welfare problems are often multifactorial and not captured by performance metrics alone. (pubmed.ncbi.nlm.nih.gov)

The Brazil study also lands in a wider debate over how to evaluate horses used in sport and work under local conditions. Previous Brazilian research has applied Five Domains thinking to confined horses in Minas Gerais and to other equine disciplines, while related work from the same research network has explored welfare and physiology in three-barrel racing and vaquejada contexts. That suggests this latest paper is part of a broader effort to build assessment tools that are specific to the management realities of Brazilian horses, rather than importing a framework without adapting it to local event structures, housing, training, and resource limitations. (new.scielo.br)

While I didn’t find a separate institutional press release or outside commentary tied specifically to this paper, the surrounding literature helps explain its significance. Equine welfare experts have argued that animal-based indicators are especially important because they better reflect the horse’s likely lived experience than facility checklists alone. Other commentary in the horse industry press has similarly described the Five Domains approach as a way to move beyond assumptions and toward more objective welfare judgments in training, management, and competition settings. (sciencedirect.com)

Why it matters: For veterinarians working around equestrian sport, the practical value is in surveillance and comparability. Welfare concerns in competition horses don’t always present as overt disease or lameness, and a horse that completes an event successfully may still be experiencing meaningful compromise. A structured scoring tool can support pre-event planning, on-site monitoring, post-event review, and conversations with trainers, officials, and pet parents about where risks are concentrated, whether in hydration and feeding, stabling conditions, handling, equipment, recovery time, or behavioral stress signals. That aligns with a broader shift in horse sport governance: the FEI’s welfare strategy explicitly includes education around the Five Domains approach and other systems intended to strengthen welfare oversight. (mdpi.com)

There’s also a policy and social-license angle. Horse sport regulators have increasingly recognized that public acceptance depends on being able to show welfare is assessed systematically, not just asserted. In Brazil, that issue is especially sensitive for disciplines such as vaquejada, which carry cultural importance but also longstanding welfare scrutiny. A tool that produces repeatable, documented welfare scores could give organizers and veterinary teams a more credible basis for identifying shortcomings and demonstrating improvement over time. That’s an inference from the broader trend in equine sport regulation and welfare science, but it’s well supported by the direction of current governance and research. (fei.org)

What to watch: The next step is whether the model is tested for repeatability across assessors and events, and whether its scores correlate with clinical, behavioral, or biochemical indicators. If that happens, the framework could move from an academic exercise to a practical benchmark for veterinary oversight, event management, and possibly future welfare standards in Brazilian equestrian competition. (mdpi.com)

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