The book presents valuable information on the performance of cross-breds and indigenous cattle with respect to reproduction, production, disease susceptibility and draught utility aspects under tropical field conditions. It discusses empirical evidences of various factors that are responsible for influencing the performance of dairy cattle under different farming systems locations. It also provides an insight into the services undertaken by the cattle developmental agencies, field level constraints experienced by them and farmers with respect to dairy farming. In view of the significance attached to the cross-breeding programme in the tropical countries like India, the book provides an insightful understanding about the multivarious factors associated with dairy farming under tropical conditions involving different farming systems located under varied agro-ecological conditions.