Milk production in the 23 major States during December totaled 15.7 billion pounds, up 1.7 percent from December 2011. November revised production at 14.9 billion pounds, was up 1.3 percent from November 2011. The November revision represented an increase of 31 million pounds or 0.2 percent from last month's preliminary production estimate.

Production per cow in the 23 major States averaged 1,848 pounds for December, 30 pounds above December 2011.

The number of milk cows on farms in the 23 major States was 8.49 million head, 5,000 head more than December 2011, and 16,000 head more than November 2012.