Story: Knowledge-based industries

A2 milk

The development of A2 milk, a type of cow’s milk said to be better for human health, is one of the more controversial biotechnology advances in New Zealand. Watch this extract from a 2007 TV3 interview between John Campbell and Professor Keith Woodford, who explains how A2 milk’s health benefits were tested.

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How to cite this page:

Mark Derby, 'Knowledge-based industries - Biotechnology', Te Ara - the Encyclopedia of New Zealand, (accessed 1 July 2022)

Story by Mark Derby, published 11 Mar 2010, reviewed & revised 5 Dec 2017