Horse CDE Below are links to information to the official rules, scantron and study materials and resources for the contest. Contest Rules Contest Rules Scantron Scantron AQHA Judging Manual AQHA Judging Manual NMSU Judging Manual NMSU Judging Manual North Carolina Manual North Carolina Manual Reasons and Descriptions Reasons and Descriptions Livestock Judging.com Livestock Judging.com Texico FFA