The baby milk botulism scare comes to light after changes at the top of Fonterra - including moves by the company to take more direct control of its communications strategy.

As days pass, emerging details raise more questions about the infant formula scare. Here's just a few of them.

China will not tolerate another slip-up from Fonterra, with the dairy giant caught up in its third contamination scare there since 2008, says a marketing expert.

There is widespread anger within the dairy industry over the length of time it was kept secret from the market while officials worked on a gameplan, writes Fran O'Sullivan.

Sri Lanka is the latest country to suspend New Zealand milk powder imports because of botulism fears from contaminated Fonterra products.

Fonterra's boss reveals testing at an Australian plant confirmed clostridium bacteria in a semi-finished product later blended to make Karicare in NZ.

The Government's handling of the Fonterra infant formula contamination scare is difficult to fault ... so far, writes John Armstrong.

We need to diversify. We need a concerted government-level drive to build up our other export earners, writes Paul Brislen.

"I think all the brands have safety issues," said a Chinese father yesterday, one of many left in a panic, unsure of what's safe to give their kids to drink.

Prime Minister John Key says he is prepared to fly to China if he needs to in the wake of the Fonterra whey contamination scandal.

"There will be a reckoning, but now is not the time." Federated Farmers breaks its silence on the infant formula contamination scare.

Leaky homes, free market devotion and a 'festering sore' of a tourism campaign - New Zealand is coming under fire in the state-sanctioned Chinese media.

Some worried and confused parents are taking their babies to doctors, fearing the worst in the infant formula contamination scare.

In the short-term at least, Fonterra's brand and reputation are in tatters, writes Liam Dann. How much of the damage is superficial and how much is lasting will depend on how this plays out.

Editorial: For the third time in five years, Fonterra has blotted its copybook in China and in one sense the latest blot is the worst of the three.

Fonterra has "cast a shadow" across the rest of New Zealand's dairy export industry.

Fonterra's unit price and the New Zealand dollar partly recovered yesterday after both were sold down on the back of the latest contamination scare.

Potentially dangerous Karicare infant formula remained on sale in China's massive online "grey market" last night.

Heads will roll at Fonterra over the latest infant formula scare to hit the company, but chief executive Theo Spierings' job should be safe for the time being.

Prime Minister John Key says there will be a probe into Fonterra as the Government increases pressure on the dairy giant to front up with all of the information

Frustrated parents have been flooding helplines in a desperate bid for information on which infant formula is safe and some have taken their children to the doctor.

Fonterra is likely to face compensation claims from companies it supplied with tainted whey, says a law professor.

China is questioning New Zealand's '100 per cent pure' brand as headlines worldwide bring attention to Fonterra's milk formula scandal.

Fallout from Fonterra's milk formula scandal could spread to other agricultural exports, but the brand damage will depend on how the co-op reacts next.

Fonterra chief executive Theo Spierings has expressed regret for consumer anxiety caused by revelations that batches of whey protein had been contaminated.