She decline to discuss the state's options. Vermont's BST labeling law took effect September 12. One method of labeling is a blue dot sticker on individual products. The signs also say the federal Food and Drug Administration has determined there is no significant difference between milk from cows treated with BST and milk from untreated cows. Opponents of BST worry it poses human health risks and is harmful to cows.
Supporters say it is safe and is just another farm management tool.
BST is a genetically engineered protein that duplicates a natural hormone. It increases milk production in dairy cows by an average of 15 percent. The International Dairy Foods Association and Grocery Manufacturers of America are two of a number of groups based in Washington, D.C., that have jointly sued to block the labeling law. The lawsuit is not yet scheduled to be heard. The preliminary injunction stay in effect until a decision is made on the merits of the suit.