Reasons for poor fertility
Body condition score:
Poor cow, heifer (or bull) condition at bulling – cows and heifers need to be in the correct condition at service and should be fed accordingly.
Spring calving – Body Condition Score 2.5-3
Autumn calving – Body Condition Score 3
Calving ease:
Difficult calving – incorrect cow condition at calving, a long gestation or a difficult calving sire can make it difficult for a cow to recover in time for the service period.
Farmers management:
Diseases in cows, heifers or bull
Poor heat detection