The Evolution of UK native pony diet

https://horse-feed-brands012.inkharbory.com/posts/what-s-the-difference-between-horse-feed-and-chaff

Horse feed bran is a high-fibre addition to pony rations, promoting good digestion and steady condition. Ideal for blending with oats, chaff and mineral supplements, it delivers a appetizing feed option for horses, ponies and other equines.