Modern reproductive technologies are increasingly used nowadays due to the demand for increasing the productivity and they offer numerous advantages and scope for the use of assisted reproductive technologies. Though these modern technologies address some of the fertility and infertility issues, lack of infrastructure, high cost for their production and their usage are delimiting factor which needs to be needs to be addressed. Therefore, the full benefits of these modern reproduction technologies can be harnessed by the multi-pronged approach complemented with conventional management practices for faster enhancement of livestock productivity. This book will help to the reproduction scientists, breeders and farmers to improve the fertility in artificial breeding centres and enhance reproductive as well as the productive performance in cost effective manner.