| A(D) | Club | VS | MD | |
|---|---|---|---|---|
| 23(159) | Cardiff Blues | Toulon | 12-Jan-2013 | Match Details |
| 25(193) | Sale Sharks | Cardiff Blues | 19-Jan-2013 | Match Details |
| 25(231) | Scarlets | Exeter Chiefs | 15-Dec-2012 | Match Details |
| 25(94) | Connacht | Biarritz | 07-Dec-2012 | Match Details |
| 26(204) | Glasgow Warriors | Ulster | 19-Oct-2012 | Match Details |
| 26(207) | Edinburgh Rugby | Munster | 13-Jan-2013 | Match Details |
| 26(217) | Montpellier | Sale Sharks | 11-Jan-2013 | Match Details |
| 26(318) | Northampton Saints | Ulster | 07-Dec-2012 | Match Details |
| 26(20) | Leicester Tigers | Toulouse | 14-Oct-2012 | Match Details |
| 26(74) | Zebre | Harlequins | 15-Dec-2012 | Match Details |
| 27(190) | Ospreys | Benetton Treviso | 12-Oct-2012 | Match Details |
| 27(204) | Benetton Treviso | Leicester Tigers | 09-Dec-2012 | Match Details |
| 27(249) | Harlequins | Zebre | 15-Dec-2012 | Match Details |
| 27(40) | Biarritz | Harlequins | 13-Oct-2012 | Match Details |
| 27(46) | Ulster | Glasgow Warriors | 11-Jan-2013 | Match Details |
| 27(83) | Toulouse | Ospreys | 15-Dec-2012 | Match Details |
| 27(154) | Saracens | Munster | 16-Dec-2012 | Match Details |
| 28(243) | Castres | Ulster | 19-Jan-2013 | Match Details |
| 28(253) | Munster | Racing CF | 20-Jan-2013 | Match Details |
| 28(100) | Racing CF | Edinburgh Rugby | 14-Dec-2012 | Match Details |
| 28(111) | Toulon | Cardiff Blues | 12-Jan-2013 | Match Details |
| 29(325) | Exeter Chiefs | Scarlets | 15-Dec-2012 | Match Details |
| 29(350) | Leinster | Exeter Chiefs | 13-Oct-2012 | Match Details |
| 29(33) | Clermont Auvergne | Exeter Chiefs | 12-Jan-2013 | Match Details |
MD = Match date,
A(D) = Age(days).