Ryan Starkenburg

March 2023

Sires Report

Hoogerhorst DG-OH Rubels-Red: Red & White Globetrotter & Successful Sire of Sons

With 2723 TPI and 3503 LPI respectively, Rubels-Red is the progeny proven nr.1 in both the US and Canada, while with 280 NVI he is in the top-10 of the...

February 2023

Cow Families

De-Su Delta 4900 Increasingly Influential at DeNovo Genetics and ABS

De-Su Frazz Tahiti (2986 TPI) in the top-5, Denovo 2705 Venture (2941 TPI) Nr. 9 and Denovo 14744 Ginetta (2898 TPI) in 17th place. With three sons in America’s progeny...

December 2022

Sires Report

BullTalk - December 2022

‘He has exceptional traits that make him very attractive to people who are interested in Red Holstein genetics,’ says Genex staff member Abby Van de Ven about the fascinating young...

November 2022

Sires Report

Intriguing Sires DP - November 2022

‘In Switzerland, we are thrilled to have such a high production and fitness bull with correct conformation.’ Jürg Stoll from Swissgenetics is referring to Ewing who (after Ranger-Red) is the...

July 2022

Sires Report

Intriguing Sires DP - July 2022

At first he attracted attention with his successful sons – including the much publicized Mendel-P (see BullTalk HI 06/2022) – and now with milking daughters in his proof Entity is...

February 2022

Sires Report

Focus on... February 2022

There is a certain tradition by which we present a selection of outstanding red-carrier sires in our “Focus On” column between the respective evaluation periods. These are sires that not...

February 2022

Sires Report

BullTalk - February 2022

‘Dreambig has been quite popular since he became available, but now, eighteen months after starting, has had his bestselling month. To me, that means that dairy farmers see good conception...

February 2022

Sires Report

Intriguing Sires DNA 2022 - February 2022

As one of the few families with worldwide fame, the Barbie family is one of a select group that continually generate attention on Germany’s breeding scene, although it is seldom...

December 2021

Sires Report

Bull Talk - December 2021

‘He is very popular due to his high components, A2A2, unique aAa (516), average stature, low somatic cell, high udder index and plus for DPR,’ explains general manager Ron Sersland...