This is Mac our Border Collie dog, The horse is a 3 yrs old gelding name Boonedock his in training, on this video is his first proper training loading in the trailer on his own free will. Mac and Boonedock become body for a week prior this video was taken. I thinks this is the first time so far a dog loading a horse in a trailer. There is a video of the Making on my TikTok as well.Thanks and God bless. Border Collie horse trailer loading. Dog playing with horse and letting it chase him and leads the horse into the trailer