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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
Domingo Chacaltana 7 43 6.14 7 6 5 16.28% 41.86% $112,798 $2,623 $16,114 0 0
Carl J. O'Callaghan 8 27 3.38 1 3 3 3.7% 25.93% $53,750 $1,991 $6,719 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
Domingo Chacaltana 7 16 2.29 1 2 0 6.25% 18.75% $18,749 $1,172 $2,678 0 0
Carl J. O'Callaghan 19 54 2.84 3 11 5 5.56% 35.19% $103,901 $1,924 $5,468 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
Domingo Chacaltana 9 39 4.33 3 3 5 7.69% 28.21% $62,359 $1,599 $6,929 0 0
Carl J. O'Callaghan 53 176 3.32 11 19 25 6.25% 31.25% $293,434 $1,667 $5,536 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
Domingo Chacaltana 10 41 4.1 4 3 6 9.76% 31.71% $81,698 $1,993 $8,170 0 0
Carl J. O'Callaghan 37 111 3 23 21 15 20.72% 53.15% $424,162 $3,821 $11,464 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
Domingo Chacaltana 11 57 5.18 6 8 9 10.53% 40.35% $147,768 $2,592 $13,433 0 0
Carl J. O'Callaghan 35 95 2.71 13 15 18 13.68% 48.42% $273,934 $2,884 $7,827 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
Domingo Chacaltana 11 38 3.45 1 2 4 2.63% 18.42% $72,944 $1,920 $6,631 0 0
Carl J. O'Callaghan 14 56 4 8 10 7 14.29% 44.64% $161,060 $2,876 $11,504 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
Domingo Chacaltana 15 64 4.27 3 5 9 4.69% 26.56% $83,839 $1,310 $5,589 0 0
Carl J. O'Callaghan 9 18 2 2 1 1 11.11% 22.22% $30,736 $1,708 $3,415 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
Domingo Chacaltana 16 120 7.5 11 14 19 9.17% 36.67% $169,657 $1,414 $10,604 0 0
Carl J. O'Callaghan 12 21 1.75 1 2 3 4.76% 28.57% $33,543 $1,597 $2,795 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
Domingo Chacaltana 19 164 8.63 8 19 39 4.88% 40.24% $158,697 $968 $8,352 0 0
Carl J. O'Callaghan 26 138 5.31 10 14 16 7.25% 28.99% $136,575 $990 $5,253 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
Domingo Chacaltana 10 95 9.5 14 8 17 14.74% 41.05% $134,168 $1,412 $13,417 0 0
Carl J. O'Callaghan 35 193 5.51 24 33 22 12.44% 40.93% $374,381 $1,940 $10,697 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
Domingo Chacaltana 9 25 2.78 10 1 3 40% 56% $37,250 $1,490 $4,139 0 0
Carl J. O'Callaghan 30 90 3 9 9 10 10% 31.11% $191,918 $2,132 $6,397 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
Domingo Chacaltana 7 37 5.29 9 9 2 24.32% 54.05% $82,500 $2,230 $11,786 0 0
Carl J. O'Callaghan 30 107 3.57 11 10 17 10.28% 35.51% $227,144 $2,123 $7,571 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
Domingo Chacaltana 5 24 4.8 3 3 3 12.5% 37.5% $18,195 $758 $3,639 0 0
Carl J. O'Callaghan 21 63 3 8 5 13 12.7% 41.27% $290,598 $4,613 $13,838 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
Domingo Chacaltana 4 11 2.75 1 2 1 9.09% 36.36% $14,349 $1,304 $3,587 0 0
Carl J. O'Callaghan 22 66 3 7 3 6 10.61% 24.24% $189,879 $2,877 $8,631 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
Domingo Chacaltana 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Carl J. O'Callaghan 23 65 2.83 6 4 2 9.23% 18.46% $1,463,658 $22,518 $63,637 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
Domingo Chacaltana 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Carl J. O'Callaghan 17 62 3.65 5 7 8 8.06% 32.26% $177,855 $2,869 $10,462 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
Domingo Chacaltana 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Carl J. O'Callaghan 3 4 1.33 0 0 0 0% 0% $1,350 $338 $450 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
Domingo Chacaltana 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Carl J. O'Callaghan 10 25 2.5 1 1 2 4% 16% $45,026 $1,801 $4,503 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
Domingo Chacaltana 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Carl J. O'Callaghan 4 12 3 0 1 1 0% 16.67% $3,325 $277 $831 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
Domingo Chacaltana 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Carl J. O'Callaghan 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0