JAN BIERMA

December 2024

Sires Report

Hanoverhill Starbuck: No More Glendell in the Tank, Then Elevation It Is. Almost Too Late...

A few months ago, the American “black beauty” To-Mar Blackstar appeared in HI: 09/2024. Born in 1983 and one of the top-20 most influential bulls in the Holstein breed. Four...

December 2024

Sires Report

BullTalk December 2024

From the outset; bravo for the tremendous persistence of David Petersen from Iowa, breeder of the bull Majestic-Manor BluMoon. Petersen was convinced that his BluMoon deserved AI opportunities and spoke...

December 2024

Herd reports

The Global Influence of Farnear Holsteins is Growing Quickly… Especially Via Their “Secret Agent”

It was an historic milestone, when during the recent World Dairy Expo the “Premier Sire” titles were captured by two bulls from one breeding enterprise: Farnear Holsteins in the American...

November 2024

Cow Families

Plain-Knoll Mogul Mariah: With Her Own Powerful Chapter, from the Mirror/Mirage Family

Mayflower, Midnight, King Royal, Trooper, Crusher, Hurley… and then we are only talking about the progeny proven sires from the Mira-Mariah family at Plain-Knoll. Besides them, there are numerous young...

November 2024

Sires Report

BullTalk - November 2024

In HI’s recent October edition, ­Monterey appeared in BullTalk. This led to a direct response from breeding employee Gary Gao in China. He messaged HI: ‘An AI technician called me...

November 2024

Misc Breeds

Selection of Current, Elite Fleckvieh and Brown Swiss Sires

It continues to be important: the progeny proof. This was demonstrated again by the attractive German Fleckvieh bull Hochadel from BSG (Besamungsstation Greifenberg). ‘As a young bull with 136 gTMI,...

November 2024

Sires Report

Exclusive in Holstein International: The Most Popular Conformation Bulls at AI Companies World-wide

We continue to hear it from dairy farmers the world over: conformation remains important. Not immediately to breed show cows, but especially to create problem-free cows, who can easily do...

October 2024

Sires Report

Plain-Knoll Trooper: The World’s Highest Renegade Son

First this, for a moment: what a tremendous harvest has been provided by the now seven-year-old S-S-I Renegade! Trooper, Parfect, Rupert, Taos, Conway, Bigshot, Rozline… and of course their numerous...

October 2024

Sires Report

BullTalk - October 2024

Early last year, we talked in HI about a notable “Golden Cross”: that of Siemers Mogul Hanker (Global Cow winner 2020) with View-Home Monterey. At the time, the Siemers family...

October 2024

Sires Report

S-S-I Montross Jedi Indeed, Very Straight Legs, But Still Very Influential in the Holstein Breed

His debut in August 2015 was phenomenal. Both in the US and Canada, he immediately captured both the gTPI and gLPI lead. As such, S-S-I Montross Jedi clearly became the...

October 2024

Management

Unique Overview: The Most Popular Red Factor Sires World-Wide

An indisputable fact: red factor bulls have played a decisive role in the evolution of Red Holsteins. The pedigree of an undeniably elite bull like Rubels-Red (the sire of, among...

October 2024

Herd reports

A Splendid Afternoon at L’Echelotte in the French Department of Meuse

It is but a small hamlet, Burey-la-Côte in the French department of Meuse, with about 80 residents. However, it was still hard to find among the small streets – even...