The concentrate is mainly the grain that is fed to the goats daily. The grain includes protein, fat, fiber, vitamins and minerals. Goats are fed roughages. Roughages are feedstuffs that are high in fiber and low in digestible energy. Along with the grain, goats should be fed hay.
Freebase(0.00 / 0 votes)Rate this definition: Grommet. A grommet is a ring inserted into a hole through thin material, such as fabric. Grommets are generally flared or collared on each side to keep them in place, and are often made of metal, plastic, or rubber.
1 Ear grommets are tiny tubes placed through the ear drum to allow air into the middle ear. 2  These tubes can be made out of plastic, or in most cases Teflon and may have a coating intended to reduce the possibility of infection.3  There are two basic types of grommets:4  Short-term. Ear grommets are tiny tubes placed through the ear drum to allow air into the middle ear. 2  These tubes can be made out of plastic, or in most cases Teflon and may have a coating intended to reduce the possibility of infection. 3  There are two basic types of grommets: 4  Short-term.