There's been concerns out of Parliament over Fonterra's future.

Peters is asking the dairy giant questions about its proposed nearly $4 billion dollar sale of brands like Anchor and Mainland to a French company.

He's laying out a number of questions, including how long the deal is, and if it's repeating mistakes from the past.

The Country's Hamish McKay explained further.

LISTEN ABOVE

See omnystudio.com/listener for privacy information.