**Note: Only broodmare sires with a calculated BMSPI and having at least 5 NJ bred Dirt starters are listed. BMSPI is calculated when foals have raced in North America. Earnings do not include Japanese earnings. Categorical leaders are in bold.
Links to other lists by Earnings, stakes winners, winners, turf by spi, and all weather by spi. Return to Home Page.| Rnrs | Wnrs | SWnrs | Dirt | |||
| Rank | Broodmare Sire | Dirt/All | Dirt/All | Dirt/All | (ChiefEarner, Earnings, Sire -- Dam) | BMSPI |
| 1 | Tabasco Cat, 1991 | 6/6 | 2/2 | 0/0 | ( Y To Kat, $31,050, by Turnofthecentury -- Sweet Cali Cat) | 1.52 |
| 2 | North Prospect, 1980 | 5/5 | 2/3 | 0/0 | ( Zulbaby, $38,500, by Forest Grove -- Zul) | 1.39 |
| 3 | Polish Numbers, 1987 - 2002 | 5/6 | 2/2 | 0/0 | ( Score The Gold, $75,990, by Even The Score -- Ninetyeight Karats) | 1.28 |
| 4 | Smarten, 1976 | 7/7 | 5/5 | 0/0 | ( Perfect Lover, $61,625, by Not For Love -- Sad Refrain) | 1.16 |
| 5 | Better Arbitor, 1971 | 6/6 | 4/4 | 0/0 | ( Who's The Cowboy, $43,525, by Intensity -- Image's Image) | 1.00 |
| 6 | Citidancer, 1987 | 6/6 | 3/3 | 0/0 | ( Myprincessallyson, $43,465, by Precise End -- Sights In The Citi) | 0.96 |
| 7 | Distinctive Pro, 1979 | 5/5 | 1/1 | 0/0 | ( Deliburnsky, $24,142, by Flatter -- Deliciously) | 0.82 |
| 8 | Waquoit, 1983 - 2007 | 6/6 | 2/2 | 0/0 | ( Pemberton, $14,885, by Pure Prize -- Little E) | 0.80 |
| 9 | Northern Idol, 1986 | 20/20 | 6/7 | 0/0 | ( Straight Arrow, $85,805, by Capture The Gold -- Shania Sioux) | 0.71 |
| 10 | Belong To Me, 1989 | 7/7 | 2/3 | 0/0 | ( Saucy Don, $50,000, by Don Six -- Saucy Broad) | 0.66 |
| 11 | Dixieland Band, 1980 - 2010 | 6/6 | 0/0 | 0/0 | ( Dixie Sunset, $21,300, by Private Interview -- Dixie Sunrise) | 0.63 |
| 12 | Evening Kris, 1985 | 7/7 | 1/2 | 0/1 | ( Festa Time, $20,270, by Bugatti Reef (IRE) -- Evening Folly) | 0.50 |
| 13 | Slew O' Gold, 1980 - 2007 | 5/5 | 2/2 | 0/0 | ( Five Carat Kelly, $20,140, by Dance With Ravens -- Easianna) | 0.19 |
| 14 | Private Interview, 1992 | 10/10 | 0/0 | 0/0 | ( Karobushka, $8,355, by Strategic Mission -- Best Interview) | 0.15 |
| 15 | Castle Guard, 1979 | 6/7 | 0/0 | 0/0 | ( Paulsbourbonbaby, $4,375, by Mo Mon -- Nan'spromise) | 0.10 |