Out at grass at night and in during the day with hay. He is 17:3 and gets fed 3 x daily. Each feed 1 scoop Alfa-A, 1 scoop Spillers Stamina cubes, 1/2 cup linseed
Depends how advanced you mean, I've found with mine their feed stayed broadly the same from Novice to PSG, its during the transition from Small Tour to Big Tour that I've generally found the need to change feeds.