Answer: Yes I agree, he is too big, a horse should only carry about 20% of its weight, if in shape, that does not mean add a few hundred pounds to get a higher 20%. Most horses today are over weight, 15 hands at 1300 sounds like the horse is over weight.
An indecent assault and battery is an intentional and unjustified touching of a private area, including, but not limited to, the breast, abdomen, thigh, buttocks, genital or pubic areas of a female or the buttocks, genital or pubic areas of a male.
Any reasonable threat to a person is assault while battery is defined as use of force against another with intent of causing physical harm without his consent. In other words, assault is the attempt to commit battery.