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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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 8 10 1.25 3 0 0 30% 30% $2,861,000 $286,100 $357,625 3 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 4 17 4.25 3 3 2 17.65% 47.06% $33,420 $1,966 $8,355 0 0
Aidan P. O'Brien 11 12 1.09 4 2 1 33.33% 58.33% $4,252,500 $354,375 $386,591 4 4

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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 9 13 1.44 3 1 2 23.08% 46.15% $3,253,500 $250,269 $361,500 3 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 3 9 3 0 0 2 0% 22.22% $4,573 $508 $1,524 0 0
Aidan P. O'Brien 11 18 1.64 3 2 1 16.67% 33.33% $2,614,228 $145,235 $237,657 3 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 3 3 1 0 0 0 0% 0% $1,375 $458 $458 0 0
Aidan P. O'Brien 12 13 1.08 1 5 1 7.69% 53.85% $3,249,000 $249,923 $270,750 1 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 7 12 1.71 2 2 2 16.67% 50% $19,370 $1,614 $2,767 0 0
Aidan P. O'Brien 21 33 1.57 0 5 4 0% 27.27% $2,857,247 $86,583 $136,059 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 4 13 3.25 2 2 1 15.38% 38.46% $17,343 $1,334 $4,336 0 0
Aidan P. O'Brien 22 36 1.64 2 2 4 5.56% 22.22% $3,674,400 $102,067 $167,018 2 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 3 7 2.33 0 1 1 0% 28.57% $5,670 $810 $1,890 0 0
Aidan P. O'Brien 25 34 1.36 2 5 4 5.88% 32.35% $3,855,623 $113,401 $154,225 1 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 2 3 1.5 0 1 0 0% 33.33% $1,982 $661 $991 0 0
Aidan P. O'Brien 18 23 1.28 2 2 3 8.7% 30.43% $4,176,822 $181,601 $232,046 2 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 4 15 3.75 2 3 4 13.33% 60% $12,725 $848 $3,181 0 0
Aidan P. O'Brien 11 12 1.09 3 1 1 25% 41.67% $2,789,003 $232,417 $253,546 3 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 4 12 3 4 0 1 33.33% 41.67% $24,392 $2,033 $6,098 0 0
Aidan P. O'Brien 13 15 1.15 1 2 0 6.67% 20% $1,186,520 $79,101 $91,271 1 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 6 23 3.83 7 4 1 30.43% 52.17% $32,723 $1,423 $5,454 0 0
Aidan P. O'Brien 11 13 1.18 3 1 1 23.08% 38.46% $6,564,667 $504,974 $596,788 3 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 5 14 2.8 2 4 4 14.29% 71.43% $21,500 $1,536 $4,300 0 0
Aidan P. O'Brien 14 22 1.57 2 2 2 9.09% 27.27% $4,298,711 $195,396 $307,051 2 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 2 6 3 1 4 0 16.67% 83.33% $10,185 $1,698 $5,093 0 0
Aidan P. O'Brien 17 25 1.47 7 2 2 28% 44% $5,351,315 $214,053 $314,783 7 7

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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 1 3 3 2 0 0 66.67% 66.67% $2,090 $697 $2,090 0 0
Aidan P. O'Brien 6 6 1 1 0 0 16.67% 16.67% $1,219,174 $203,196 $203,196 1 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 3 10 3.33 3 1 1 30% 50% $7,162 $716 $2,387 0 0
Aidan P. O'Brien 9 9 1 1 1 0 11.11% 22.22% $406,800 $45,200 $45,200 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 5 18 3.6 5 4 2 27.78% 61.11% $18,024 $1,001 $3,605 0 0
Aidan P. O'Brien 0 0 0 0 0 0 0% 0% $0 $0 $0 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 1 3 3 0 1 1 0% 66.67% $4,351 $1,450 $4,351 0 0
Aidan P. O'Brien 9 9 1 0 2 0 0% 22.22% $891,664 $99,074 $99,074 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 5 29 5.8 4 8 7 13.79% 65.52% $18,958 $654 $3,792 0 0
Aidan P. O'Brien 8 11 1.38 1 1 2 9.09% 36.36% $760,796 $69,163 $95,100 1 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 2 4 2 1 0 0 25% 25% $2,230 $558 $1,115 0 0
Aidan P. O'Brien 10 17 1.7 2 1 1 11.76% 23.53% $1,911,847 $112,462 $191,185 2 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 11 17 1.55 0 1 6 0% 41.18% $1,409,078 $82,887 $128,098 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 3 12 4 4 2 3 33.33% 75% $10,322 $860 $3,441 0 0
Aidan P. O'Brien 10 15 1.5 2 3 3 13.33% 53.33% $2,528,032 $168,535 $252,803 2 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 12 15 1.25 3 2 2 20% 46.67% $3,307,391 $220,493 $275,616 3 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 10 16 1.6 2 2 2 12.5% 37.5% $2,045,375 $127,836 $204,538 2 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 10 13 1.3 2 2 0 15.38% 30.77% $1,850,856 $142,374 $185,086 2 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Aidan P. O'Brien 5 5 1 0 0 1 0% 20% $81,920 $16,384 $16,384 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 1 1 1 0 1 0 0% 100% $594 $594 $594 0 0
Aidan P. O'Brien 1 1 1 0 0 0 0% 0% $0 $0 $0 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Walter Woodward 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Preston Boyd 4 5 1.25 1 2 0 20% 60% $1,425 $285 $356 0 0
Aidan P. O'Brien 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0