Skip to:

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
Robert B. Hess, Jr. 59 198 3.36 33 27 35 16.67% 47.98% $1,619,321 $8,178 $27,446 2 2
Domingo Chacaltana 7 16 2.29 1 2 0 6.25% 18.75% $18,749 $1,172 $2,678 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
Robert B. Hess, Jr. 90 276 3.07 26 29 37 9.42% 33.33% $1,198,704 $4,343 $13,319 0 0
Domingo Chacaltana 9 39 4.33 3 3 5 7.69% 28.21% $62,359 $1,599 $6,929 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
Robert B. Hess, Jr. 88 292 3.32 41 42 41 14.04% 42.47% $1,770,171 $6,062 $20,116 1 1
Domingo Chacaltana 10 41 4.1 4 3 6 9.76% 31.71% $81,698 $1,993 $8,170 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
Robert B. Hess, Jr. 104 342 3.29 37 46 39 10.82% 35.67% $1,906,622 $5,575 $18,333 2 4
Domingo Chacaltana 11 57 5.18 6 8 9 10.53% 40.35% $147,768 $2,592 $13,433 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
Robert B. Hess, Jr. 113 411 3.64 53 50 59 12.9% 39.42% $2,240,903 $5,452 $19,831 0 1
Domingo Chacaltana 11 38 3.45 1 2 4 2.63% 18.42% $72,944 $1,920 $6,631 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. 3.31 13.64% 40.9% $5,415 $17,925
Robert B. Hess, Jr. 135 384 2.84 45 65 51 11.72% 41.93% $1,529,215 $3,982 $11,328 0 1
Domingo Chacaltana 15 64 4.27 3 5 9 4.69% 26.56% $83,839 $1,310 $5,589 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
Robert B. Hess, Jr. 123 393 3.2 65 59 50 16.54% 44.27% $2,806,139 $7,140 $22,814 2 4
Domingo Chacaltana 16 120 7.5 11 14 19 9.17% 36.67% $169,657 $1,414 $10,604 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
Robert B. Hess, Jr. 93 267 2.87 31 32 40 11.61% 38.58% $1,249,436 $4,680 $13,435 0 1
Domingo Chacaltana 9 113 12.56 10 18 15 8.85% 38.05% $156,303 $1,383 $17,367 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
Robert B. Hess, Jr. 81 198 2.44 27 32 21 13.64% 40.4% $2,156,690 $10,892 $26,626 2 3
Domingo Chacaltana 18 135 7.5 6 14 22 4.44% 31.11% $86,221 $639 $4,790 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
Robert B. Hess, Jr. 66 190 2.88 26 22 35 13.68% 43.68% $946,959 $4,984 $14,348 0 0
Domingo Chacaltana 19 164 8.63 8 19 39 4.88% 40.24% $158,697 $968 $8,352 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
Robert B. Hess, Jr. 86 219 2.55 28 20 36 12.79% 38.36% $1,192,618 $5,446 $13,868 0 2
Domingo Chacaltana 10 95 9.5 14 8 17 14.74% 41.05% $134,168 $1,412 $13,417 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
Robert B. Hess, Jr. 93 234 2.52 37 41 27 15.81% 44.87% $1,355,065 $5,791 $14,571 0 3
Domingo Chacaltana 9 25 2.78 10 1 3 40% 56% $37,250 $1,490 $4,139 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
Robert B. Hess, Jr. 75 204 2.72 22 26 30 10.78% 38.24% $1,043,230 $5,114 $13,910 0 1
Domingo Chacaltana 7 37 5.29 9 9 2 24.32% 54.05% $82,500 $2,230 $11,786 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
Robert B. Hess, Jr. 93 265 2.85 41 42 28 15.47% 41.89% $1,506,848 $5,686 $16,203 0 3
Domingo Chacaltana 5 24 4.8 3 3 3 12.5% 37.5% $18,195 $758 $3,639 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
Robert B. Hess, Jr. 84 243 2.89 35 34 30 14.4% 40.74% $1,072,624 $4,414 $12,769 1 1
Domingo Chacaltana 4 11 2.75 1 2 1 9.09% 36.36% $14,349 $1,304 $3,587 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
Robert B. Hess, Jr. 98 244 2.49 27 25 35 11.07% 35.66% $981,531 $4,023 $10,016 1 1
Domingo Chacaltana 1 1 1 0 0 0 0% 0% $66 $66 $66 0 0