There is a short legal phrase, "but for", which generally relates to negligence cases. For example, but for A firing his gun at B, B would not have been injured.
There is no doubt an argument can be made that U.S. dairy farmers have been harmed. When you come to the "but for" the likely culprit(s) would seem to be the traders at the CME in block Cheddar.
One could say for the past two days Jerome has been the seller and Jacoby has been the buyer. But, the harm to farmers is not caused by the traders. The "but for" is USDA.
"But for" is USDA's formula obtusely attached to the CME trading, no harm would occur. No law firm is very willing to tackle the government (USDA). Not enough politicians are willing to demand transparency.
There is no doubt but what the dairy farmers have been harmed, even though milk production continues and the milk is on the shelves.
Just as with the financial crisis, panic will have to set in before change can even be considered.