This also is the time period when the majority of the ewes mammary system develops. Thus, lamb growth and development and ewe milking ability is strongly influenced by late gestation nutrition. Nutrition in late gestation is also influenced by weather conditions and the housing status of the ewes, fleece length, the number of lambs the ewes are gestating, and the body condition of the ewes. TDN 2.3 to 2.8 lbs. Again, these are only guidelines, and thin animals that have short fleece in cold conditions may need more energy.
Common sense is important when feeding sheep, especially in late gestation.
Energy is especially important during late gestation as it affects lamb size and vigor at birth. Lack of energy results in small, weak lambs that are more prone to create problems for the shepherd and many of these are at increased risk for mortality. Fresh water and mineral are also crucial. Lactation is a very demanding period for ewes. Thus, if ewes are to milk well, they need a high quantity of feed, that is high in energy, protein, minerals and vitamins.