Farmer, Tref
Current rating: 1518
Record: 30-30-6
| Grand Prix Indianapolis 2017 (HOU limited) | starting rating: 1532 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 311 | Ahner, Sean (1567) | Lost 0-1 | -171515 |
| 2sealed | 419 | Sonner, Bradley (1486) | Won 2-0 | +171532 |
| 3sealed | 276 | Besser, Jeremy (1517) | Won 2-0 | +181550 |
| 4sealed | 267 | Lisko, Nathan (1431) | Won 2-0 | +161566 |
| 5sealed | 167 | Rodaitis, Andrew (1466) | Lost 1-2 | -201546 |
| 6sealed | 253 | Smith, Mark (1539) | Lost 0-2 | -181528 |
| 7sealed | 312 | Smith, Nathaniel (1992) | Won 2-0 | +261554 |
| 8sealed | 281 | Hall, Dylan (1538) | Lost 1-2 | -181536 |
| 9sealed | 260 | Chen, Alexander 2 (1529) | Lost 0-2 | -181518 |
| top | average opponent: 1563record: 4-5 | new rating: 1518 | ||
| Grand Prix Toronto 2017 (HOU limited) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 404 | Whalen, Justin (1500) | Draw 1-1 | -11552 |
| 2sealed | 311 | Jock, Tyler (1502) | Draw 1-1 | 01552 |
| 3sealed | 556 | Smith, Mitch (1436) | Won 2-0 | +151567 |
| 4sealed | 418 | Williams, Ben (1598) | Won 2-0 | +191586 |
| 5sealed | 279 | Cheung, Tom (1535) | Lost 0-2 | -191567 |
| 6sealed | 384 | Ward, Daniel (1760) | Lost 0-2 | -141553 |
| 7sealed | 431 | Joly, Philippe (1432) | Lost 0-2 | -211532 |
| top | average opponent: 1538record: 2-3-2 | new rating: 1532 | ||
| Grand Prix Montreal 2016 (EMN limited) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2223 | Kendal, Adam (1686) | Lost 0-2 | -151511 |
| 2sealed | 2401 | Riddell, Troy (1483) | Won 2-1 | +171528 |
| 3sealed | 2280 | To, Michael (1491) | Won 0-0 | +181546 |
| 4sealed | 2146 | Aiken, Simone (1664) | Won 2-0 | +201566 |
| 5sealed | 2116 | Pearce, Jade (1441) | Won 2-1 | +151581 |
| 6sealed | 2075 | Feingersh, Rachel (1930) | Won 2-0 | +251606 |
| 7sealed | 2043 | Poisson, David (1579) | Lost 0-2 | -191587 |
| 8sealed | 2108 | Phelps, Eric (1558) | Lost 0-0 | -181569 |
| 9sealed | 2153 | Francoeur, Richard (1513) | Won 2-0 | +161585 |
| 10draft | 2040 | Rusciano, Kyle (1559) | Lost 0-2 | -181567 |
| 11draft | 2077 | White, Peter (1605) | Won 2-0 | +191586 |
| 12draft | 2078 | Harkness, Dylan (1575) | Lost 1-2 | -181568 |
| 13draft | 2036 | Lee-Genest, Sacha (1547) | Won 2-0 | +171585 |
| 14draft | 2030 | Saypoff, Matthew (1788) | Lost 0-2 | -141571 |
| 15draft | 2030 | Krangel, Eric (1606) | Lost 1-2 | -181553 |
| top | average opponent: 1602record: 8-7 | new rating: 1553 | ||
| Grand Prix Dallas-Fort Worth 2015 (ORI limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 498 | Martell, Eric (1577) | Won 2-0 | +191524 |
| 2sealed | 111 | Smathers, Andrew (1518) | Lost 1-2 | -181506 |
| 3sealed | 454 | Nelson Jr, Thomas (1498) | Won 2-0 | +181524 |
| 4sealed | 472 | Munoz, Zakery (1491) | Won 2-0 | +171541 |
| 5sealed | 239 | Miller, Justin (1465) | Lost 0-2 | -191522 |
| 6sealed | 450 | Burkhart, Corey (1843) | Lost 0-2 | -131509 |
| 7sealed | 365 | Lopez, Isaac (1442) | Lost 0-2 | -191490 |
| 8sealed | 310 | Hoppe, Joe (1454) | Won 2-0 | +181508 |
| 9sealed | 225 | Hellquist, Paul (1523) | Won 2-0 | +181526 |
| top | average opponent: 1535record: 5-4 | new rating: 1526 | ||
| Grand Prix Montreal 2015 (DTK limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 354 | Chabot, Karl (1527) | Won 2-1 | +191499 |
| 2sealed | 183 | Dumais Allain, Hugo (1459) | Won 2-1 | +171516 |
| 3sealed | 9 | Kostas, Steven (1628) | Won 2-0 | +201536 |
| 4sealed | 66 | Cormier, Marc-Alexandre (1503) | Lost 0-2 | -181518 |
| 5sealed | 161 | Taimla, Christopher (1659) | Lost 0-2 | -161502 |
| 6sealed | 297 | Cuttler, William (1507) | Won 2-0 | +181520 |
| 7sealed | 105 | Tattrie, Bill (1515) | Lost 0-2 | -181502 |
| 8sealed | 220 | Keeffe, Stephen (1609) | Lost 1-2 | -161486 |
| 9sealed | 184 | Matchim, Jeff (1505) | Won 2-0 | +191505 |
| top | average opponent: 1546record: 5-4 | new rating: 1505 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 200 | Liu, Su (1447) | Won 2-1 | +171517 |
| 2sealed | 9 | Reynolds, Michael (1463) | Lost 1-2 | -191498 |
| 3sealed | 228 | Yue, Yisong (1502) | Lost 1-2 | -181480 |
| 4sealed | 371 | Hamilton, Heston (1482) | Lost 1-2 | -181462 |
| 5sealed | 322 | Henely, Sean (1464) | Won 2-0 | +181480 |
| top | average opponent: 1472record: 2-3 | new rating: 1480 | ||
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 419 | Power, Christopher (1483) | Won 2-0 | +181518 |
| 2sealed | 42 | Comber, Jonathon (1576) | Draw 1-1 | +11519 |
| 3sealed | 278 | Norrie, Matthew (1517) | Draw 1-1 | 01519 |
| 4sealed | 404 | Beaulieu, Kevin (1524) | Draw 1-1 | 01519 |
| 5sealed | 450 | Chung, Steven (1473) | Lost 0-2 | -191500 |
| top | average opponent: 1515record: 1-1-3 | new rating: 1500 | ||
| Grand Prix Seattle-Tacoma 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 26 | Johnson, Cam (1500) | Won 2-0 | +181518 |
| 2sealed | 168 | Both, Christopher (1483) | Lost 1-2 | -191499 |
| 3sealed | 317 | Chamberlain, Ward W (1500) | Won 2-0 | +181517 |
| 4sealed | 342 | Pynch, Joe (1518) | Lost 1-2 | -181499 |
| 5sealed | 426 | dooley, william J (1573) | Draw 1-1 | +21501 |
| 6sealed | 341 | Mclean, William R (1483) | Lost 1-2 | -191482 |
| 7sealed | 313 | Cady, Elizabeth (1466) | Won 2-1 | +181500 |
| top | average opponent: 1503record: 3-3-1 | new rating: 1500 | ||