Abstract
The aim of this study was to assess the body condition score (BCS) and metabolic profile of finalists in the Freio de Ouro competition, stratified by sex. This study examined 84 Crioulo horses, comprising 43 non-pregnant mares and 41 stallions. Morphometric measurements, including BCS, cresty neck score (CNS), neck and heart girth, and assessments of fat depth at the neck and at the tail base, were conducted. Additional derived measurements such as the percentage of body fat (%BF), body mass index (BMI), fat mass (FM), fat-free mass (FFM), heart girth:height ratio (HG:HW), and neck circumference:height ratio (NC:HW) were calculated. A subgroup of 53 animals was selected for the evaluation of metabolic parameters, including triglycerides, cholesterol, low-density lipoprotein (LDL), high-density lipoprotein (HDL), lactate dehydrogenase (LDH), creatine kinase (CK), and adiponectin.In terms of BCS, 21% of participants were classified as overweight, with 49% having CNS≥3. Females exhibited greater fat deposition at the tail base and neck, along with higher %BF, FM, and HG:HW ratio, and lower NC:HWcompared to males. Among metabolic variables, females showed higher concentrations of LDH, LDL, CK, and lower concentrations of adiponectin than males. No differences were observed in morphometric measurements between participants that qualified for the final day of the competition and those which were disqualified. The study revealed that despite the rigorous physical demands and preparation required for the Freio de Ouro competition, a percentage of participants were overweight, displaying increased regional fat deposition in the neck. Although no metabolic changes related to increased adiposity were identified, the findings indicate a predisposition to the development of metabolic alterations. Additionally, females exhibited a greater accumulation of fat than males.
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