Tennessee’s 2011 schedule ranks as the toughest in the nation in 2011, according to the NCAA’s toughest schedule rankings based on cumulative opposition. The combined records of UT’s 2011 opponents are 65-32 (49-21 past/16-11 future), which is 67.0 percent. LSU and Oklahoma are tied for second at 66.3 percent (65-33 overall) and Iowa State fourth at 66.0 percent (64-33). Kansas and Auburn are tied for fifth at 65.6 percent (63-33 overall). SEC Blogger Chris Low. I knew it was tough, but I did not know we had the toughest overall. Thoughts?