It must be considered that requirements may vary according to breed, body weight and stage of maturity and dietary intake will need to be amended for this accordingly.
Figure 1: Daily Energy Requirements for Broodmares and Growing Foals at Various
Developmental Stages (NRC 2007).
Suggested Diet (Daily) Per Horse Broodmare rations (500kg)
Energy Requirements of Broodmares
It must be considered that for the pregnant broodmare, energy will be used for not only maintenance of bodily functions, but will also be used for the developing foetus and associated mammary and placental tissues