To The 1080 Blackmailer, you should know people are pretty angry with you around here, writes Heather du Plessis-Allan.

Questions remain about some $15m of NZ infant formula arriving in China next week without new import certification introduced following the 1080 poison threat, says the head of an industry group.

An Auckland mother whose baby drank expired infant formula has lashed out at the Warehouse for stocking the out-of-date product.

Peters’ thunder stolen but timing of 1080 revelations wasn’t deliberate, writes Fran O'Sullivan.

Dairy companies are confident security measures at their facilities are tight enough to prevent a 1080 contamination.

Fallout from this week's baby formula contamination threat weighed heavily on the New Zealand dollar yesterday, with news of curtailed orders from China driving the currency lower still.

Police investigating the 1080 contamination threat have not ruled out a connection to a similar letter drop seven years ago.

The Government was right to say nothing until discreet inquiries had failed and there is a chance a public appeal might help police catch him. The interval appears to have permitted the industry to be well prepared.

Police have been contacting known 1080 opponents in a bid to find the person behind a threat to contaminate New Zealand's baby formula stocks.

The Warehouse and Foodstuffs are reassuring customers they are doing everything they can to boost security in their stores.

News of New Zealand's infant formula contamination threat has spread across the world. Here is a selection of what the foreign press is saying.

1080 opponents have condemned those behind the baby formula threat letters, branding them "irresponsible" and their actions "total stupidity".

Should New Zealanders have been kept in the dark about the 1080 threats for nearly four months? The answer, on balance, is yes, writes John Armstrong.

After everything New Zealand's infant formula industry has been through over the past few years, the last thing it needed was yesterday's news of the 1080 threat.

The New Zealand dollar dropped by half a US cent on news of a threat to contaminate infant and other formula with 1080 poison.

Marginalised extremists rather than the mentally unwell are likely to be behind threats to poison baby formula, experts say.

Police are appealing for help after anonymous letters were sent to Fonterra and Federated Farmers containing milk powder laced with 1080 poison.

Six complaints have been made to the Commerce Commission since its preliminary decision to allow infant formula companies to restrict their advertising.

China's decision to lower its annual GDP growth target to around 7 per cent should not have a significant impact on demand for New Zealand commodities, HSBC's chief economist for Australia and New....

Dairy prices firmed at the latest GlobalDairyTrade auction, backing expectations that Fonterra will meet its $4.70 a kg farmgate milk price this season, but concerns remain about muted demand from....

Dairy product prices rose in the latest overnight GlobalDairyTrade auction.

Murray Goulburn, Australia's biggest dairy co-operative, has confirmed a full-year forecast farmgate price of A$6 per kg of milk solids.

Like many infant formula exporters, the outlook darkened for Biopure Health after the Chinese Government introduced a raft of strict import requirements last year.

Fonterra chief financial officer Lukas Paravicini rejects the notion that the co-operative is playing safe in keeping this season's farm gate milk price forecast at $4.70 a kilogram of milksolids.

Can the NZ and The Netherlands develop farming systems that will satisfy growing demand while being more environmentally sustainable?