ATHENS, Georgia, Dec. 21 -- The U.S. Department of Agriculture National Agricultural Statistics Service issued the following news release from the Southern Regional Field Office: In January, the U.S. Department of Agriculture's National Agricultural Statistics Service (NASS) will survey about 40,000 cattle operations nationwide to provide an up-to-date measure of U.S. cattle inventories. "This information helps producers make timely, informed business decisions and plan for herd expansion or r  more