Physiology of the horse
1 YEAR IN THE LIFE OF A HORSE = 5 YEARS IN THE LIFE OF A MAN THE LIFE OF A HORSE IS AN AVERAGE OF 25 YEARS.
The weight
The weight of the horses varies as there are light breeds and Small (Arab) and so-called heavy breeds (workhorses). Furthermore, an individual does not have balance adapted to the size of his mount. An estimate of the weight however is necessary to adapt the horse feed herself and for the administration of many treatments. This estimate is carried out according to two types calculations: Live Weight = (4,3 x girth) + (2,6 x height at withers) ?? 785 or Weight = ((girth)2 chest x-tip length of the hip)/8700
Temperature
Normal rectal temperature of a horse ranges from 37.5 ° C to a standard, 37,8° C for a mare and 38.5 ° C for a foal. It may be called physiological changes (generally +/- 0,5° C) for stress, efforts…
Heart rate
At rest, a horse has an average heart rate 32-44 beats per minute for an adult and 50 to 70 for a foal. It is an average which can vary depending on the horse (cut, character…) and following external factors (stress, efforts…).
Respiratory rate
At rest, a horse has a mean respiratory rate 8 to 14 breaths per minute. There still, there may be variations.
The urines
A horse urine average 3 to 18 ml per kg body weight per day in 6 to 8 time. The variations are influenced by the animal's size and climatic conditions.