Where a child is born as the result of a surrogacy arrangement so that an embryo from a woman and her husband is transplanted into the uterus of another woman, what legal rights do you believe that...

Where a child is born as the result of a surrogacy arrangement so that an embryo from a woman and her husband is transplanted into the uterus of another woman, what legal rights do you believe that the woman giving birth to the child should have over the genetic mother? What legal rights does she have?