Dairy cows wait in the milking yard at the Sapphire Dairies Ltd. farm, operated by Sapphire Group, in the Manga area of Lahore, Pakistan, on Saturday, Aug. 31, 2013. Livestock contributes 55 percent to Pakistan’s agricultural gross domestic product and 11 percent of the country’s total gross domestic product. Photographer: Asad Zaidi/Bloomberg via Getty Images
