This book explores all the important aspects of dairy science in the present day scenario. It discusses in detail the concepts and practical applications of this subject. Dairy science refers to the study of milk production along with the production of cheese, yogurt, butter, etc. A dairy science professional also studies the operations and management of a cattle ranch and a dairy plant. The text is a valuable compilation of topics, ranging from the basic to the most complex theories and principles in the field of dairy science and technology. While understanding the long-term perspectives of the topics, the book makes an effort in highlighting their impact as a modern tool for the growth of the discipline. It will provide comprehensive knowledge to the students. Through this textbook, we attempt to further enlighten the readers about the new concepts in this field.