Use him to drag unconsious or consious players, and creatures smaller than the horse, with the lasso, use it only as a travel tame with the addition of its mortar and pestle on its saddle, if you want add points on Melee damage for more torpor with the kick attack, spend points on weight, health and movement speed, -stam is pretty easy to regain, use rockaroots to tame press green triangle, Y, or E depending on the plataform once it starts going crazy while riding it.
I have a level 200+ with 300% melee and it can easily knock out a lot of creatures, including carnos, troodons and scorpions, but is still relatively easy for a level 50+ with 150% melee. Plus, their stamina is excellent if fleeing(with no bucking). So for this reason Equus are brilliant for early-mid game travel and taming. HOWEVER watch out for raptors with their new pin attack, spiders and other trapping creatures. To escape you must repeatedly jump. And finally IN ATTACK WATCH YOUR STAM BRUTHA
Equip Tools then go out and collect resources while in horseback! Very useful if you are in Ragnarok Highlands, tame a few Equus then use them as mules! They also make Taming other creatures easy since you can kite them from horseback as well!