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Trainer Comparison

Statistics by Year:
Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 6 24 4 2 0 4 8.33% 25% $106,101 $4,421 $17,684 0 0
Jonathan B. Buckley 41 147 3.59 35 17 16 23.81% 46.26% $638,756 $4,345 $15,579 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 9 40 4.44 5 3 7 12.5% 37.5% $167,839 $4,196 $18,649 0 0
Jonathan B. Buckley 43 271 6.3 53 59 38 19.56% 55.35% $1,142,057 $4,214 $26,559 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 9 43 4.78 3 7 5 6.98% 34.88% $122,648 $2,852 $13,628 0 0
Jonathan B. Buckley 45 223 4.96 36 36 41 16.14% 50.67% $745,450 $3,343 $16,566 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 9 50 5.56 6 3 8 12% 34% $183,060 $3,661 $20,340 0 0
Jonathan B. Buckley 43 200 4.65 47 34 31 23.5% 56% $916,928 $4,585 $21,324 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 11 56 5.09 3 3 5 5.36% 19.64% $109,059 $1,947 $9,914 0 0
Jonathan B. Buckley 41 216 5.27 28 42 42 12.96% 51.85% $738,426 $3,419 $18,010 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 12 60 5 2 4 5 3.33% 18.33% $88,564 $1,476 $7,380 0 0
Jonathan B. Buckley 38 132 3.47 16 17 25 12.12% 43.94% $257,214 $1,949 $6,769 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 8 43 5.38 6 5 4 13.95% 34.88% $241,849 $5,624 $30,231 0 0
Jonathan B. Buckley 61 279 4.57 37 49 47 13.26% 47.67% $688,969 $2,469 $11,295 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 14 55 3.93 1 3 6 1.82% 18.18% $111,210 $2,022 $7,944 0 0
Jonathan B. Buckley 55 318 5.78 39 43 58 12.26% 44.03% $739,664 $2,326 $13,448 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 13 61 4.69 6 4 2 9.84% 19.67% $232,622 $3,813 $17,894 0 0
Jonathan B. Buckley 56 334 5.96 40 44 54 11.98% 41.32% $691,351 $2,070 $12,346 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 11 53 4.82 4 4 3 7.55% 20.75% $106,061 $2,001 $9,642 0 0
Jonathan B. Buckley 60 347 5.78 38 58 65 10.95% 46.4% $701,611 $2,022 $11,694 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 13 66 5.08 2 6 8 3.03% 24.24% $105,307 $1,596 $8,101 0 0
Jonathan B. Buckley 73 368 5.04 48 63 48 13.04% 43.21% $848,871 $2,307 $11,628 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 13 86 6.62 9 11 8 10.47% 32.56% $276,998 $3,221 $21,308 0 0
Jonathan B. Buckley 49 273 5.57 31 45 45 11.36% 44.32% $401,528 $1,471 $8,194 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 10 51 5.1 2 4 3 3.92% 17.65% $104,750 $2,054 $10,475 0 0
Jonathan B. Buckley 75 321 4.28 31 36 40 9.66% 33.33% $459,224 $1,431 $6,123 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 11 51 4.64 4 1 7 7.84% 23.53% $103,241 $2,024 $9,386 0 0
Jonathan B. Buckley 90 397 4.41 40 55 58 10.08% 38.54% $532,026 $1,340 $5,911 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 6 36 6 3 3 3 8.33% 25% $109,259 $3,035 $18,210 0 0
Jonathan B. Buckley 81 379 4.68 62 50 52 16.36% 43.27% $662,904 $1,749 $8,184 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 10 52 5.2 4 6 2 7.69% 23.08% $131,525 $2,529 $13,153 0 0
Jonathan B. Buckley 85 361 4.25 54 53 47 14.96% 42.66% $699,125 $1,937 $8,225 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 12 57 4.75 2 2 7 3.51% 19.3% $97,898 $1,718 $8,158 0 0
Jonathan B. Buckley 82 345 4.21 39 44 36 11.3% 34.49% $620,015 $1,797 $7,561 0 2

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 9 45 5 1 2 4 2.22% 15.56% $59,334 $1,319 $6,593 0 0
Jonathan B. Buckley 71 360 5.07 58 55 38 16.11% 41.94% $770,481 $2,140 $10,852 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 8 47 5.88 1 4 7 2.13% 25.53% $86,280 $1,836 $10,785 0 0
Jonathan B. Buckley 78 392 5.03 41 58 52 10.46% 38.52% $609,517 $1,555 $7,814 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 13 58 4.46 2 5 4 3.45% 18.97% $152,865 $2,636 $11,759 0 0
Jonathan B. Buckley 59 344 5.83 50 55 57 14.53% 47.09% $591,406 $1,719 $10,024 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 13 52 4 0 7 3 0% 19.23% $89,493 $1,721 $6,884 0 0
Jonathan B. Buckley 68 329 4.84 24 62 47 7.29% 40.43% $399,740 $1,215 $5,879 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 12 82 6.83 8 9 5 9.76% 26.83% $278,261 $3,393 $23,188 0 0
Jonathan B. Buckley 55 321 5.84 48 55 40 14.95% 44.55% $539,756 $1,681 $9,814 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 14 55 3.93 2 6 10 3.64% 32.73% $209,097 $3,802 $14,936 0 0
Jonathan B. Buckley 63 306 4.86 32 57 58 10.46% 48.04% $427,795 $1,398 $6,790 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 11 50 4.55 3 5 9 6% 34% $203,345 $4,067 $18,486 0 0
Jonathan B. Buckley 45 313 6.96 54 49 50 17.25% 48.88% $680,652 $2,175 $15,126 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 9 35 3.89 1 4 2 2.86% 20% $84,761 $2,422 $9,418 0 0
Jonathan B. Buckley 52 310 5.96 53 47 46 17.1% 47.1% $552,242 $1,781 $10,620 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 8 22 2.75 1 4 2 4.55% 31.82% $98,658 $4,484 $12,332 0 0
Jonathan B. Buckley 54 372 6.89 62 56 63 16.67% 48.66% $589,418 $1,584 $10,915 0 3

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 6 21 3.5 0 1 1 0% 9.52% $14,714 $701 $2,452 0 0
Jonathan B. Buckley 53 396 7.47 78 72 60 19.7% 53.03% $618,712 $1,562 $11,674 0 3

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 5 18 3.6 1 2 1 5.56% 22.22% $14,577 $810 $2,915 0 0
Jonathan B. Buckley 46 370 8.04 43 55 46 11.62% 38.92% $313,574 $847 $6,817 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 11 73 6.64 2 4 6 2.74% 16.44% $17,086 $234 $1,553 0 0
Jonathan B. Buckley 50 377 7.54 42 54 56 11.14% 40.32% $261,404 $693 $5,228 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 14 55 3.93 7 3 4 12.73% 25.45% $42,818 $779 $3,058 0 0
Jonathan B. Buckley 69 444 6.43 52 58 64 11.71% 39.19% $289,658 $652 $4,198 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 16 94 5.88 6 10 10 6.38% 27.66% $114,371 $1,217 $7,148 0 1
Jonathan B. Buckley 48 418 8.71 57 56 63 13.64% 42.11% $331,028 $792 $6,896 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 17 90 5.29 5 6 13 5.56% 26.67% $156,963 $1,744 $9,233 0 1
Jonathan B. Buckley 50 355 7.1 35 63 77 9.86% 49.3% $288,782 $813 $5,776 0 1

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 13 91 7 3 12 6 3.3% 23.08% $197,745 $2,173 $15,211 1 1
Jonathan B. Buckley 37 292 7.89 54 42 50 18.49% 50% $244,912 $839 $6,619 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 17 101 5.94 12 6 9 11.88% 26.73% $233,812 $2,315 $13,754 1 1
Jonathan B. Buckley 40 302 7.55 37 44 41 12.25% 40.4% $159,192 $527 $3,980 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Gordon C. Colbourne 15 99 6.6 12 15 8 12.12% 35.35% $80,783 $816 $5,386 0 0
Jonathan B. Buckley 41 328 8 38 46 43 11.59% 38.72% $210,820 $643 $5,142 0 0