This second part on AI stud management reviews the procedure for calculating sperm concentration and the elements that affect a correct assessment.
The impact of semen used for post-cervical AI is 2-3 times bigger than that used to produce cervical insemination doses; therefore, preparation of the doses should follow an even stricter control program.
The owner contacted us because he has seen a reduction in performance in recent months, although no decline has been identified in any particular parameter. He says that, overall, “the sows are doing worse".
Boar exposure time, duration and frequency, proper boar: gilt or sow ratio, exposure methods, hormones, …