Here's Humphrey

 

stamina: +9, speed: +9

dressage: +4, gallop: +9, trot: +9, jumping: +9

stamina: +3, speed: +4, dressage: +4

stamina: +5, speed: +5, dressage: +5, gallop: +5, trot: +5, jumping: +5

speed: +6, dressage: +6, jumping: +6

gallop: +4, trot: +4

speed: +7, dressage: +8, jumping: +9