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Making your Bull selection easier...

Download our new spreadsheet and simply filter on the relevant trait columns.

Telephone your breeding adviser for assistance on 01823 430317


Our online personalised brochure service enables you to select bulls using a wide variety of traits, specific to your needs!

Download speeds will vary depending on your internet speeds - we recommend to download around 6 - 10 of your favourite bulls at a time.

Telephone your breeding adviser for assistance on 01823 430317

About Mastergen

The policy at Mastergen is to always provide the best quality genetics at the best value prices. Our average straw prices for dairy and beef semen are among the lowest in the UK but the genetic merit of the bulls we sell are among the highest!

With a portfolio of bulls to suit all breeders and all budgets, an expert team of breeding advisor’s all previously from Dairy Daughters and a state of the art website designed in-house specifically to make bull selection easier, you need look no further than Mastergen.

Our latest news

NEW! Fleckvieh sxd for just £23.50

Friday 8th November 2019

WILDNIS PROVEN FLECKVIEH – SXD SEMEN Easy Calving | Elite fitness traits | Show winning Dams Wildnis is the grandson of one of the best Winnipeg sons available, Wildwest. He follows in is father’s footsteps with a cow family full of longevity, performance and show potential. His Dam has had 8 calvings and has a…

Anna Barnett
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Thursday 8th August 2019

SECRETARIAT PROGENY VIDEO – CLICK PLAY BELOW       Uno x EX91 Baxter x EX91 Goldwyn x 6 Gens VG/EX Converse Judy family As one of the UK’s most used sires of 2018/2019, the Mastergen team felt it was important to see how his daughters are developing later in their lactations and how they…

Anna Barnett
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Any Questions?

If you require more information about our products or services please leave your contact details here and we will get back to you.

Meet the team