50% off ALL Boars now through January 1st! Valid on orders of 20 straws or more.

Use Code: YEARENDBONUS at checkout!

20% off all boars now through January 1st!

Use Code: NEWYEARSGOALS at checkout!

Imagine having the boars you need on hand. No sweating shipping, no worrying about what to breed the sow that comes into heat early, or if your fresh semen boar of choice is sold out or not up to the quality you’re after. PROTECT YOUR GENETICS, frozen semen is your new insurance policy.

CryoSires is privately owned and operated frozen semen lab in northern Illinois.  We provide custom freezing and storage services catered towards the showpig producer.  Feel free to contact us with any questions you may have. We look forward to helping incorporate the use of frozen genetics into your operation.