*Earnings are inclusive of Added Money and Stakes Money only.
Annual Leading Breeders - Money Earned (1990-)| Year | Breeder | RNRS | WNRS | Wins | Earnings (JPY) |
| 2020 | Northern Farm | 1364 | 482 | 627 | 16,335,966,000 |
| 2019 | Northern Farm | 1280 | 462 | 616 | 16,936,114,000 |
| 2018 | Northern Farm | 1238 | 495 | 662 | 16,211,501,000 |
| 2017 | Northern Farm | 1178 | 446 | 592 | 14,560,765,000 |
| 2016 | Northern Farm | 1107 | 421 | 589 | 14,087,951,000 |
| 2015 | Northern Farm | 1027 | 416 | 547 | 12,404,052,000 |
| 2014 | Northern Farm | 976 | 351 | 466 | 10,414,664,000 |
| 2013 | Northern Farm | 877 | 290 | 380 | 8,282,004,000 |
| 2012 | Northern Farm | 840 | 274 | 401 | 9,147,416,000 |
| 2011 | Northern Farm | 749 | 267 | 361 | 8,992,564,000 |
| 2010 | Shadai Farm | 738 | 279 | 393 | 8,207,251,000 |
| 2009 | Shadai Farm | 669 | 256 | 355 | 7,603,193,000 |
| 2008 | Northern Farm | 617 | 222 | 310 | 7,574,921,000 |
| 2007 | Northern Farm | 571 | 204 | 276 | 7,335,911,000 |
| 2006 | Northern Farm | 508 | 221 | 318 | 8,398,351,000 |
| 2005 | Northern Farm | 497 | 224 | 327 | 8,027,857,000 |
| 2004 | Northern Farm | 448 | 201 | 292 | 6,473,338,000 |
| 2003 | Shadai Farm | 378 | 139 | 195 | 4,818,512,000 |
| 2002 | Shadai Farm Chitose | 332 | 129 | 189 | 4,339,767,000 |
| 2001 | Shadai Farm Chitose | 314 | 125 | 185 | 4,212,729,000 |
| 2000 | Shadai Farm Chitose | 280 | 126 | 198 | 4,391,529,000 |
| 1999 | Northern Farm | 232 | 98 | 140 | 2,976,122,000 |
| 1998 | Shadai Farm | 96 | 41 | 67 | 2,033,108,000 |
| 1997 | Shadai Farm | 205 | 89 | 143 | 4,222,234,000 |
| 1996 | Shadai Farm | 362 | 172 | 265 | 6,426,582,000 |
| 1995 | Shadai Farm | 429 | 211 | 312 | 6,631,332,000 |
| 1994 | Shadai Farm | 409 | 185 | 263 | 5,460,150,000 |
| 1993 | Shadai Farm | 366 | 157 | 247 | 4,965,567,000 |
| 1992 | Shadai Farm | 367 | 170 | 234 | 4,523,535,000 |
| 1991 | Shadai Farm | 354 | 165 | 238 | 4,229,803,100 |
| 1990 | Shadai Farm | 316 | 161 | 255 | 4,008,200,000 |