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27 Birmingham Drive 

P.O. Box 8961

Middleton, Christchurch 

Office hours - Mon - Fri: 8.30am - 4.30pm

© 2019 World Wide Sires New Zealand



September 5, 2019

The ‘Resilient Dairy’ research launched by LIC at National Fieldays in June is an “overdue but welcome initiative” because New Zealand is lagging in dairy genetics, says genetics company World Wide Sires.

The seven year programme ‘Resilient Dairy: Innovative Breeding fo...

July 11, 2019

Poor udder quality in many New Zealand cows contributes to them being culled in their first and second lactations, imposing an unsustainable cost, says a visiting expert.

Rebekah Mast, the genetic director for World Wide Sires, recently visited New Zealand.

She has worke...

June 27, 2019

A man regarded as ‘the Godfather of the Jersey breed’ recently visited New Zealand to extol the virtues of a breed he has “loved” since he was a child.

Herby Lutz grew up in Chester, South Carolina and recalls wanting to be a dairy farmer when he was nine years old.


May 28, 2019

Dairy farmers who are achieving the highest profit margins on their farms tend to be those who invest and utilise technology to improve efficiency and production. The rate of improvement in dairy genetics, however, is not keeping pace with technology.

Dairy farmer, Loui...

April 30, 2019

BULLS from the US have emerged as the clear leaders in the Holstein and Jersey stakes in the latest Australian Breeding Value releases.

World Wide Sires’ Coastal-View Mookie has topped the listings of Holstein bulls with a Balanced Performance Index of 394, well ahead o...

April 30, 2019

Breeding Worth (BW) was introduced decades ago and has served farmers well as a breeding guide – or has it. The national herd is a good representation of its legacy – small cows which produce, on average, 380 kg.

Times and demands have changed, however, and farmers are...

April 30, 2019

The call for dairy farmers to prepare now for a future with smaller, more productive herds depends on access to superior dairy sires.

This is the message World Wide Sires will be giving farmers at the South Island Agricultural Field Days at Kirwee from March 27 to 29.


February 20, 2019

The Productivity Commission’s report, highlighting the need for dairy herds of the future to be smaller and more productive, reinforces that farmers need to be using sires selected for that purpose – today or at the next mating season.

The mating decisions you make now...

November 22, 2018


Scott Ruby, Vice President Global Sales for World Wide Sires, made these comments during his annual  visit to New Zealand to talk with farmers. While here, Ruby visited farms in the North and South Island.

“I oversee the really important markets around the world where...

November 1, 2018

The call for dairy farmers to prepare now for a future with a smaller herd of higher producing cows than today is dependent on access to dairy sires which are superior to their contemporaries of even a year ago.

In the United States and around the world, farmers are rec...

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