| Period | Age | Org | IP | W | L | S | Hld | QS | ERA | WHIP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Year to Date | 22 | STL | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rest of Year | 22 | STL | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Full Year | 22 | STL | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Year | Org | Age | IP | ERA | WHIP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012 | STL | 22 | 99 | 5.59 | 1.71 | 105 | 61 | 65 | 11 | 5.5 | 5.9 | 1.0 | -1.1 |
| 2013 | STL | 23 | 85 | 5.48 | 1.69 | 90 | 53 | 54 | 9 | 5.6 | 5.7 | 0.9 | -0.9 |
| 2014 | STL | 24 | 97 | 5.47 | 1.68 | 104 | 60 | 58 | 11 | 5.6 | 5.4 | 1.0 | -1.0 |
| 2015 | STL | 25 | 94 | 5.38 | 1.65 | 102 | 59 | 54 | 10 | 5.6 | 5.1 | 1.0 | -0.8 |
| 2016 | STL | 26 | 94 | 5.31 | 1.63 | 101 | 59 | 52 | 10 | 5.7 | 5.0 | 1.0 | -0.8 |
| 2017 | STL | 27 | 95 | 5.28 | 1.62 | 103 | 60 | 51 | 10 | 5.7 | 4.8 | 0.9 | -0.7 |
| 2018 | STL | 28 | 95 | 5.27 | 1.62 | 104 | 60 | 50 | 10 | 5.7 | 4.7 | 0.9 | -0.7 |
| Year | Age | Org | Tm | Lg | Class | G | GS | CG | GF | W | L | S | ERA | WHIP | IP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | 18 | STL | CDS | GCL | R | 10 | 2 | 0 | 0 | 2 | 1 | 0 | 4.50 | 1.37 | 30 | 27 | 36 | 14 | 3 | 10.8 | 4.2 | 0.9 | 0.3 |
| 2009 | 19 | STL | JCY | APP | R+ | 13 | 9 | 0 | 0 | 4 | 1 | 0 | 3.24 | 1.32 | 50 | 49 | 40 | 17 | 1 | 7.2 | 3.1 | 0.2 | 1.2 |
| 2010 | 20 | STL | BAT | NYP | A- | 8 | 1 | 0 | 2 | 1 | 0 | 2 | 6.00 | 1.44 | 18 | 22 | 17 | 4 | 2 | 8.5 | 2.0 | 1.0 | -0.1 |
| 2011 | 21 | STL | QCS | MID | A | 23 | 22 | 0 | 0 | 13 | 7 | 0 | 3.03 | 1.22 | 128 | 103 | 93 | 53 | 7 | 6.6 | 3.7 | 0.5 | 3.4 |
| 2012 | 22 | STL | PMB | FSL | A+ | 18 | 18 | 0 | 0 | 5 | 7 | 0 | 3.58 | 1.38 | 98 | 89 | 77 | 46 | 7 | 7.1 | 4.2 | 0.6 | 2.0 |
| 2012 | 22 | STL | SPR | TEX | AA | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 4.50 | 1.70 | 10 | 6 | 10 | 11 | 0 | 9.0 | 9.9 | 0.0 | 0.1 |
| 2012 | 22 | MOC | Win | 4 | 3 | 0 | 0 | 1 | 0 | 0 | 3.68 | 1.50 | 15 | 13 | 16 | 9 | 0 | 9.8 | 5.5 | 0.0 | 0.3 |
| Year | Age | Org | Lg | Class | ERA | WHIP | IP | H | K | BB | HR | K/9 | BB/9 | HR/9 | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | 18 | STL | NL | R | 8.55 | 2.14 | 26.17 | 34 | 21 | 22 | 7 | 7.2 | 7.6 | 2.4 | -0.9 |
| 2009 | 19 | STL | NL | R+ | 5.82 | 1.73 | 43.95 | 52 | 23 | 24 | 1 | 4.7 | 4.9 | 0.2 | -0.1 |
| 2010 | 20 | STL | NL | A- | 10.76 | 2.12 | 15.53 | 28 | 9 | 5 | 6 | 5.2 | 2.9 | 3.5 | -0.9 |
| 2011 | 21 | STL | NL | A | 4.34 | 1.48 | 120.36 | 109 | 65 | 69 | 10 | 4.9 | 5.2 | 0.7 | 1.3 |
| 2012 | 22 | STL | NL | A+ | 5.91 | 1.77 | 99.25 | 101 | 67 | 75 | 12 | 6.1 | 6.8 | 1.1 | -0.8 |