Breeding+ worksheet 6 - annual semen need calculator

Published 23 December 13

Using herd data on replacement and pregnancy rates can aid with the buying decisions in terms of number of straws of semen needed for the forth coming breeding period.

The worksheet proforma calculation works through the figures needed to produce a figure for the herd dairy semen requirements.

Information on heifer rearing and fertility as linked to this calculation can be found in section 10 of Pd+