Sheeps eat grass or hay and produce wool. Wool can be sold directly at selling points or used in production chains to produce other products like clothing.
Age of eight months sheeps become mature and can produce offspring if there is enough room in the sheep barn / shed.
Feeding sheeps is easy, have a grass field, mowe it, then bale the loose grass on the ground, transport grass bales to the sheep barn and drop them off at the feeding trigger which is marked by yellow markers.