This book highlights the current topics for scientific management of livestock through latest technical inputs with high economics return. This book includes important chapters regarding economics of milk production, milk urea nitrogen, oxidative stress on animal health and productivity. It also includes oxidant-antioxidant balance, vitrification techniques for cryopreservation of oocytes as well as embryos. It highlights an applied aspect of follicular dynamics in bovine reproduction, impact of environmental change on bionomics of parasitic diseases application of biotechnology in livestock production and statistical softwares in context to animals breeding research. The coverage of this book will enable reader to update his/her knowledge about livestock improvement strategies. It is believed that this book will be useful for the reader to get equipped with the knowledge regarding modern issues related to livestock farming. This book would be useful for the researchers, academicians scholars and policy-makers.