I can imagine your worry…can you let us have his history? What have you bought him to do? What feed and work is he in? Has he always reacted strongly, even in the summer? My gut reaction knowing nothing about him is to cut hard feed out and give him plenty of work to make him physically and...
I feed mine very simply I believe…two have soaked hi fibre cubes with pelleted balancer and the other has Speedibeet and pelleted balancer. I always feed soaked feed so there is liquid going into the gut and I don’t feed chaff because our vet dentist advised against it as it can stick in teeth...
Have private lessons so there is no peer pressure, then book a pony she feels comfortable on. There are a gazillion exercises to do in trot without having to canter and if the teacher is pushy change teacher.
Really sorry to hear this, to reclaim after so long seems a bit odd and it might be they are looking at an asset to sell or bored teenager said she’s wants a horse and parents said you ve got one already and text was sent. I will cosmically order that they don’t go through with picking him up!