Utilize the input text as a context reference, choose the right relationship between Fonterra and milk from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

"Pre-Yellen, the best performer overnight was the NZD, up 1.22 per cent in the wake of yesterday's announcement from Fonterra increasing its payout, a hint to more confidence in the outlook for milk prices," he said.

Answer: product_or_material_produced