Seven Fonterra workers treated after a toxic fumes scare today have all been discharged from hospital, and five have already returned to work.

The loosening of China's one-child policy is expected to provide a boost for New Zealand infant formula exporters.

New Zealand and Australian employees of infant formula manufacturer Nutricia could be the latest victims of Fonterra's botulism botch-up.

Listed landlord Goodman Property Trust has provided the first glimpse of Fonterra's new headquarters and announced it will own the building in Auckland's Viaduct area.

Units in the Fonterra Shareholders' Fund traded at their lowest point in just under a year after the dairy co-op said it had factored in a $157 million loss provision.

Prices of dairy products fell in the second straight GlobalDairyTrade auction overnight.

Fonterra says the potential contamination of 14 milk tankers with mud and gravel is a "very minor incident" and its safety systems worked as intended.

Editorial: Fonterra's botulism false alarm was a chapter of errors that simply should not be able to happen in a food manufacturer of its scale.

Botulism scare avoidable if responsibility passed swiftly to top management: review chairman.

That the scare turned out to be the result of a false positive test does not mitigate the need for Fonterra to up its game, writes Fran O'Sullivan.

An independent inquiry into Fonterra's botulism scare has revealed a broken torch sparked the contamination scandal.

French food giant Danone says it will lose more than half a billion dollars in sales in the current financial year as a result of Fonterra's botulism false alarm.

An infant formula exporter has slammed the service a taxpayer-funded business support centre in Shanghai provided to a delegation of New Zealand companies.

Fonterra's botulism scare will be one of the key themes of this year's China Business Summit, which takes place today.

There is understandable concern that the recent food contamination scandals in China could have a corrosive effect on the trading relationship between China and New Zealand.

While New Zealand's exports to China have soared since the free trade agreement between the two countries came into effect, industry leaders say this country still needs to up its game when doing business in the world's second-biggest economy.

World dairy prices were up 2.4pc in the latest overnight auction.

Firm in dispute with Fonterra argues recall of some infant formula brands cost it the thick end of $326 million.

Hokitika dairy co-operative Westland Milk Products and Waikato's Tatua outperformed their far larger competitor, Fonterra, for farmer payouts over the 2012/13 year.

Fonterra said it was too early to say what the impact of last month's contamination scare would have on its earnings for the 2013/14 year.