Critics have claimed toxins from landfarms could have an effect on the milk produced by cows that graze the land, and Fonterra announced in 2013 it was to stop picking up milk from any new landfarms in Taranaki.
Take context from the input text and decide on the accurate relationship between 'Fonterra' and 'milk' from the options provided.
Options: manufacturer, owned by, product/material produced, operator