"To keep ahead of the game, we need to be more agile, reduce costs and generate value," he said.
As part of the review, Fonterra has begun consulting staff on proposals to streamline its business structures.
The consultation is being conducted globally starting with the co-operative's procurement, finance, information services, human resources, strategy and legal functions. Other parts of the business will follow in the coming months.
Fonterra said on Wednesday that it had begun consulting staff on proposals to streamline its business structures.
Last month, Spierings, said the review would would lead to hundreds of its 1,500 head office and support function staff being laid off because it wanted to redirect more staff into sales and in market roles to help drive up returns. Fonterra currently employs 11,500 staff in New Zealand and 18,000 worldwide.