What is every Big 12 Conference team's record against the over/under line as a road underdog since the 2003-2004 season?

Definitions
Team Over Record Over % Under % Total +/-
Baylor 84-54-2 60.9% 39.1% +4.3
Iowa St 105-73-4 59.0% 41.0% +3.7
Oklahoma St 91-70-0 56.5% 43.5% +2.1
BYU 57-45-2 55.9% 44.1% +3.6
Kansas St 88-74-3 54.3% 45.7% +3.5
UCF 83-70-4 54.3% 45.8% +2.7
Houston 66-56-3 54.1% 45.9% +3.0
Missouri 84-73-3 53.5% 46.5% +1.8
Nebraska 108-97-2 52.7% 47.3% +1.6
Texas Tech 82-74-2 52.6% 47.4% +1.2
Texas 67-63-0 51.5% 48.5% +1.7
TX Christian 98-97-5 50.3% 49.7% +1.3
Oklahoma 77-78-2 49.7% 50.3% +0.4
W Virginia 67-70-1 48.9% 51.1% -0.6
Cincinnati 60-63-1 48.8% 51.2% -2.0
Texas A&M 67-74-1 47.5% 52.5% -0.9
Colorado 69-102-0 40.4% 59.7% -1.7
Kansas 23-34-0 40.4% 59.7% -2.6