It is my understanding that there are 4 lines that are used to produce the terminal cornish cross. Two lines for the female side of the cross and two lines for the male side of the cross.
line a female X line b male = ab male ( breeder )
line c female X line d male = cd female (breeder)
ab male X cd female = terminal meat bird
As was stated earlier, the females are feed a regimented diet. You have to feed them enough to develop their organs properly but not too much as to make them poor egg layers. Breeders have to produce eggs or they become food. If they produce too much fat, they will prolapse when they start to lay or the excessive fat will effect their ability to go through their ovarian cycle.
Tim
line a female X line b male = ab male ( breeder )
line c female X line d male = cd female (breeder)
ab male X cd female = terminal meat bird
As was stated earlier, the females are feed a regimented diet. You have to feed them enough to develop their organs properly but not too much as to make them poor egg layers. Breeders have to produce eggs or they become food. If they produce too much fat, they will prolapse when they start to lay or the excessive fat will effect their ability to go through their ovarian cycle.
Tim
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