The Semex Difference


The only company offering immune genetics for greater disease resistance.

Higher Quality Colostrum  •  Less Disease  •  Proven On Farm

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A suite of solutions for making genetic decisions

Choose any solution, combination of solutions or the entire suite to build a profitable herd!


Semex ai24

Put more time on your side with Semex ai24®

Semex's ai24 whole herd management solution with both rumination monitoring and heat detection capabilities can't put more hours in your day, but it can put more time on your side. It's time for ai24.

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A world leader in developing new techniques for embryo transfer

Semex is one of the only genetic companies with a fully integrated embryology laboratory with a focus on embryo freezing, in vitro fertilization and genomics.

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Solutions Working For You

Targeting fertility, health and longevity to build a profitable herd

The Best Way to Fight Disease

The only company offering immune genetics for greater disease resistance.

Genomic Sires

Delivering the world's most in-demand and profitable sires.

Calving Ease Sires

Fewer difficult births make your herd a profitable herd.

Early Release Sires

Advance your herd at the fastest pace

SexedULTRA® Sexed Semen

Control your herd's genetic future with more heifers.

Built for Automation

Superior genetics for Robot Ready™ sires are an asset for automated dairies.

Pasture Perfect

Sires designed to make management in grazing environments as effortless as possible.

High Fertility Sires

High fertility sires with no genetic sacrifices for quality.

Beef on Dairy

Adding Profitability to Dairies with Beef Yield sires

A2A2 Sires

Meeting the demand for homozygous A2 sires.

Growing to meet global demand

Research & Development
Integration via Boviteq

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Distributors Globally

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People are the CORNERSTONE of our success

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Years International Marketing Experience

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