The most important stage of lactation is the preparation period; this is called ?dry period, calving and peripartum?. This book explains in a didactic way all the factors that may influence in the peripartum of the dairy cow. The farm?s management during this period is critical and crucial for the farmer. The book contains a final collection of practical cases based on real situations. The objective of all farms should be to influence the lactation curve by means of clinical treatments, mastitis treatments, and alimentary management.