Lay the trot poles flat at approximately 1m distance or as suitable for your horse. Ride these in a rising trot with a slightly longer rein, allowing your horse to stretch over the top line.
Shorten your reins and ask your horse to sit a little more on the hind end by closing the back and lifting the shoulder with your seat.
Ride the same in a sitting trot, engaging the core muscles to help stabilise your seat and create further lift.
Challenge yourself by riding in sit trot with no stirrups.
Raise the edge of the poles, This encourages the horse to lift the legs higher and sit more on the hind end – this can be done in rising or sitting trot.
Challenge yourself again by doing the exercise in sit trot with no stirrups.