The major aims of this study were to determine the
efficacy of establishing pregnancy in lactating cows on
commercial dairy farms using transfer of an in vitroproduced
embryo compared with AI, and to test whether
pregnancy success was reduced in cows receiving an
embryo produced using X-sorted sperm versus cows
receiving an embryo produced with conventional sperm.
So that findings could be readily applied, commercially
available oocytes, semen, ET and AI services, and ovulation