The price of butter in Germany could continue to rise, according to the head of the national dairy association. In July, butter cost almost 21% more than a year earlier. “We are currently seeing the highest prices for block butter that we have ever had,” Björn Börgermann, managing director of the Association of the German Dairy Industry, told dpa. In the past, prices have shown large swings, rising and then sinking back down, but prices are not likely to ease soon, Börgermann said. He put the high prices down to the smaller quantities of milk supplied by farmers and the lower fat content in ra…