USEF just announced via their FB page that they've opened the voting for the Horse of the Year 2012 Awards.
Per their FB post: These six champions have earned their places on the elite list as USEF Horses of Honor, and each will be recognized at the USEF Horse of the Year Awards gala and dinner in January - part of the USEF Annual Meeting - at the Louisville Marriott Downtown in Louisville, Kentucky. It will be up to you to choose the two special horses, selecting from a range of talents across the Federation's breeds and disciplines. Your vote will help determine the champions that join the pantheon of past winners including 2011 winners Friesian horse Sjoerd and eventer Neville Bardos, reining horse Gunners Special Nite (2010), dressage horse Ravel (2009), driving horse Jamaica (2008), eventer Theodore O'Connor (2007), show jumper Authentic (2006), and dressage horse Brentina (2005). Simply visit http://www.usef.org/_IFrames/hoty/, and type in your email address to access the voting portal. Voting will end at Midnight [ET] on Monday, January 7, 2013.