The record drought gripping half the country will help push food prices up by 3 percent to 4 percent next year, the U.S. Department of Agriculture said Wednesday. Milk, eggs,beef, poultry and pork prices will all be affected by the drought, which has pushed up prices for feed. Beef prices are expected to see the biggest jump at 4 percent to 5 percent. Dairy product prices are forecast to climb 3.5 percent to 4.5 percent; poultry and egg prices are projected to rise 3 percent to 4 percent; and pork prices are expected to rise 2.5 percent to 3.5 percent in 2013, the agency said.