My 6 yo son has been riding on and off for two years. In the last 6 weeks or so he’s started to go backwards: is scared of the pony, doesn’t want to ride, can’t do rising trot. I’m at a loss. He rides own pony at home with me or with instructor. Nothing has happened. He’s just started being like this. Any ideas? I’ve got him some padded pants as think it may be that but not convinced (and they haven’t turned up yet). Anything else you think might be going on? He loves looking after the pony and being round him on the ground. It’s the riding