HR Recovery (HRR) is measured after performing set speed of 3 sets of 5-6 -7 ms canter exercise for a given period of time example for 190 seconds each set and then measuring how far the horses heart rate drops after each set in 60 seconds minutes after stopping that exercise. For example, Cantering for at 7ms foe 3 minutes , a normal fit horse will drop under 100 PBM in 40 seconds a unfit horse will take 60- 80 seconds as a example .A fit Jumping horse is able to do 3 sets at 6 , 7 and 8 ms and at 60 seconds be at 105 bpm or lower in seconds .
A normal Horses pulse rate is 29-32 BPM , if the horse has stress or pain it rises 5- 8 BPM and its proven HR goes 3-4 days before lamness comes, as well other stresses in the horse . It also rises 5-10 BPM if you palpate the horses major association or biofeedback points if the horse has stress in the muscles .