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Vet FAQs

Here is just a sampling of some of the FAQ that may relate to the veterinarian. The answers to over 60 FAQ can be found in the FAQ section of the Knowledge Library.

Frozen Semen

Do all stallions have semen that can be frozen?

How do you test the quality of frozen semen?

What is the recommended minimum post-thaw motility for frozen semen?

Can’t post-thaw motility vary with the laboratory performing the analysis?

How many sperm do you put in a dose?

How many straws are required for one insemination dose?

Frozen Semen Expectations

Is frozen semen less fertile than fresh or cooled semen?

What fertility should I expect with frozen semen?

Does post-thaw motility correlate to fertility?

Can you get a mare in foal with semen <30% progressive?

Breeding Mares with Frozen Semen

Should semen be diluted in extender after thawing and before AI?

Is my mare too old to breed with frozen semen?

Should I not consider frozen semen if the mare is an ET donor?

Does inseminating with one dose right at ovulation give better fertility than 2 dose timed insemination?

Does breeding with 2 doses result in more post-breeding fluid accumulation and cause decreased fertility?

Are some mares allergic to frozen semen extenders?

Does frozen semen result in a higher rate of early embryonic loss?

Is it better to breed mares with frozen semen using deep horn insemination?

Can you use fewer straws if you perform deep horn insemination?

Ordering, Shipping & Using Frozen Semen

How do I order frozen semen from SBS?

Do I or my vet need special tanks to hold the frozen semen?

Is it difficult to thaw and inseminate with frozen semen?

What do I do with unused semen?