More links and websites
Dairy Companies Association of New Zealand
The website of the association of six major dairy companies.
The website of the Fonterra Co-operative Group.
Tatua is an independent co-operative dairy company located in Waikato.
Westland is an independent co-operative dairy company located on the West Coast of the South Island.
More suggestions and sources
McLauchlan, Gordon. The farming of New Zealand: the people and the land. Auckland: Penguin, 2006.
McMeekan, C. P. Grass to milk: a New Zealand philosophy. 3rd ed. Wellington: New Zealand Dairy Exporter, 1964.
Warr, Eric. From bush-burn to butter. Wellington: Butterworths, 1988.