Carpenter was the ace of the staff in the 2011 playoffs but is now dealing with a shoulder injury.
Some new faces will get an opportunity to step up in the absence of Carpenter, who should be able to return sometime this summer.
The Cardinals will need quality starts from someone to keep pace in the NL Central Division.
St. Louis fans are passionate about baseball and expect to compete in the division every year. The organization feels the same way and has positioned the Cardinals for another run this year.
To make a run for the postseason again, somebody is going to have to step up.
Here's a list of some pitchers who could get an opportunity to elevate their performance until Carpenter returns.