(from this web site: https://bball.notnothing.net/big12.php?sport=fb)

1. BYU (7 - 2)

2. Baylor (6 - 3)
Above Ariz St, Colorado, Iowa St, Kansas St, TCU, and Texas Tech based on conference opponent win percentage (0.5432).

3. Texas Tech (6 - 3)
With Ariz St, Colorado, Iowa St, Kansas St, and TCU, below Baylor based on conference opponent win percentage (0.5185).
With Colorado, Iowa St, Kansas St, and TCU, above Ariz St based on record vs common conference opponents all played equal times (1-0).
Above Colorado, Iowa St, Kansas St, and TCU based on conference opponent win percentage (0.5185).

4. Kansas St (6 - 3)
With Ariz St, Colorado, Iowa St, TCU, and Texas Tech, below Baylor based on conference opponent win percentage (0.5062).
With Colorado, Iowa St, TCU, and Texas Tech, above Ariz St based on record vs common conference opponents all played equal times (1-0).
With Colorado, Iowa St, and TCU, below Texas Tech based on conference opponent win percentage (0.5062).
With TCU, above Ariz St, Colorado, and Iowa St based on record vs common conference opponents all played equal times (2-0).
Above TCU based on conference opponent win percentage (0.5062).