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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. 4 13.53% 40.55% $5,513 $22,031
Larry D. Donlin 11 41 3.73 5 3 8 12.2% 39.02% $45,875 $1,119 $4,170 0 0
Joseph Patrick O'Brien 4 5 1.25 1 0 0 20% 20% $1,570,000 $314,000 $392,500 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Larry D. Donlin 13 71 5.46 4 11 11 5.63% 36.62% $81,242 $1,144 $6,249 0 0
Joseph Patrick O'Brien 5 5 1 0 0 2 0% 40% $300,000 $60,000 $60,000 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. 4 13.53% 40.55% $5,513 $22,031
Larry D. Donlin 16 71 4.44 10 6 7 14.08% 32.39% $148,511 $2,092 $9,282 0 0
Joseph Patrick O'Brien 3 3 1 0 0 0 0% 0% $41,313 $13,771 $13,771 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. 4 13.53% 40.55% $5,513 $22,031
Larry D. Donlin 18 58 3.22 8 5 7 13.79% 34.48% $149,132 $2,571 $8,285 0 0
Joseph Patrick O'Brien 6 7 1.17 0 1 1 0% 28.57% $195,063 $27,866 $32,511 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. 4 13.53% 40.55% $5,513 $22,031
Larry D. Donlin 10 47 4.7 4 3 7 8.51% 29.79% $77,751 $1,654 $7,775 0 0
Joseph Patrick O'Brien 10 15 1.5 1 2 2 6.67% 33.33% $540,688 $36,046 $54,069 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. 4 13.53% 40.55% $5,513 $22,031
Larry D. Donlin 20 74 3.7 6 10 3 8.11% 25.68% $100,491 $1,358 $5,025 0 0
Joseph Patrick O'Brien 6 6 1 2 1 0 33.33% 50% $911,500 $151,917 $151,917 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Larry D. Donlin 22 104 4.73 12 13 17 11.54% 40.38% $119,225 $1,146 $5,419 0 0
Joseph Patrick O'Brien 3 3 1 0 0 0 0% 0% $50,000 $16,667 $16,667 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. 4 13.53% 40.55% $5,513 $22,031
Larry D. Donlin 19 109 5.74 15 15 12 13.76% 38.53% $210,642 $1,932 $11,086 0 0
Joseph Patrick O'Brien 5 5 1 1 0 1 20% 40% $1,133,360 $226,672 $226,672 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Larry D. Donlin 22 98 4.45 14 15 10 14.29% 39.8% $185,893 $1,897 $8,450 0 0
Joseph Patrick O'Brien 1 1 1 0 0 0 0% 0% $7,440 $7,440 $7,440 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. 4 13.53% 40.55% $5,513 $22,031
Larry D. Donlin 18 101 5.61 12 15 10 11.88% 36.63% $157,523 $1,560 $8,751 0 0
Joseph Patrick O'Brien 2 2 1 0 0 0 0% 0% $22,000 $11,000 $11,000 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. 4 13.53% 40.55% $5,513 $22,031
Larry D. Donlin 18 90 5 2 13 12 2.22% 30% $91,924 $1,021 $5,107 0 0
Joseph Patrick O'Brien 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0