How can we improve the success rate of fertillisatin artificial insemination in animal usbendry programmers?

Explanation

to inprove chances of successful production of hybrids many means are used ,One such programme is called MOET or multiple Ovulation Embryo Transfer During this procesdure a cow is given hormonal treatment so that more than one ovule (6-8 eggs ) is produced per cycle .
After mating or artificial insemaination , the embryos aat 8-32 celled state are transferred to different surrogate mothers , the method has been successully used for cattle , sheep. buffalo,etc.