Amin Ahmadzadeh AVS Department Univ. of Idaho Cow Life Cycle Amin Ahmadzadeh AVS Department Univ. of Idaho

= = = Time (month) 1 2 8-10 13-14 22-24 Calf born Calving Puberty 1st Calving Age considerations Maternity pen Calving assist. Fresh pen mgt. Dystocia Retained placenta Puberty Estrous Cyclicity Body weight and size Ration considerations De-horning Vaccination Calf Starter Calf born = = = Mortality 1st day calf care Colostrum Mgt. Vaccination Calf Hutch/housing Feeding Calving Weaning Age Change of housing Change of ration Breeding age Estrous Synchronization AI and breeding pen Mgt.

= = = Time Post Calving (month) 2-3 4 11 13 Calving Calving 2-3 4 11 13 Pregnancy check 1st Calving Age considerations Maternity pen Calving assist. Fresh pen mgt. Dystocia Retained placenta Estrous synchronization Breeding Body Cond. Score = = = Calving Calving Drying off Far off Close up Body Cond. Score Negative energy balance Dry matter intake Metabolic disorders Mstitis