
SiryX brings peace of mind to your business operations
Jorick Tromp (32) still remembers it from his younger years: when a top cow calved of a bull, he used to be very disappointed. “When CRV introduced sexed semen (SiryX) to the market, we started using it on a few cows. We wanted to know how fertile the semen would be, and we were curious whether we would really get at least 90% heifer calves,” he says. “But it easily exceeded 90% heifer calves in his experience. And the fertility of SiryX proved hardly inferior to that of conventional semen.






