An easy keeper, easy doer, or good doer is a horse that can live on relatively little feed. The opposite of an easy keeper is a hard keeper, an animal that is prone to be too thin and has difficulty m
Ponies are classic easy keepers.
A hard keeper or poor doer is a horse or other livestock animal that is naturally prone to be thin, will lose weight quickly, and has difficulty gaining weight.
Easy keeper
…An easy keeper, easy doer, or (British English) good doer is a horse that can live on relatively little feed. The opposite of an easy keeper is a hard keeper (poor doer), an animal that is prone to be too thin and has difficulty maintaining adequate weight. Easy keepers tend to be found most often in breeds…
The Thoroughbred is a breed of horse that is naturally lean and can be difficult to keep in good flesh. This horse is in racing condition and is thin, but not too thin when considering the work that is being asked of it.
The mare in this image is too thin. She has increased nutritional needs because she is nursing a foal. She may be a hard keeper, or she may not be getting enough supplemental feed to support both herself and the foal.
A horse that is elderly and too thin even with adequate forage, such as this horse, may have an underlying dental problem or have trouble digesting a normal diet.
A horse that is not merely a hard keeper, but actually too thin