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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
Gary G. Hartlage 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Sherry L. Jackson 14 34 2.43 6 4 3 17.65% 38.24% $100,437 $2,954 $7,174 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
Gary G. Hartlage 2 3 1.5 0 0 0 0% 0% $7,789 $2,596 $3,895 0 0
Sherry L. Jackson 15 74 4.93 10 11 8 13.51% 39.19% $134,018 $1,811 $8,935 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
Gary G. Hartlage 3 28 9.33 3 3 1 10.71% 25% $147,207 $5,257 $49,069 0 0
Sherry L. Jackson 13 27 2.08 4 2 2 14.81% 29.63% $46,362 $1,717 $3,566 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. 4 13.53% 40.55% $5,513 $22,031
Gary G. Hartlage 4 13 3.25 0 4 2 0% 46.15% $37,074 $2,852 $9,269 0 0
Sherry L. Jackson 18 69 3.83 10 10 6 14.49% 37.68% $195,442 $2,832 $10,858 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
Gary G. Hartlage 3 15 5 1 0 1 6.67% 13.33% $38,521 $2,568 $12,840 0 0
Sherry L. Jackson 10 35 3.5 2 5 5 5.71% 34.29% $54,723 $1,564 $5,472 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
Gary G. Hartlage 4 14 3.5 0 0 0 0% 0% $12,091 $864 $3,023 0 0
Sherry L. Jackson 11 36 3.27 7 3 2 19.44% 33.33% $97,693 $2,714 $8,881 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
Gary G. Hartlage 6 21 3.5 2 1 0 9.52% 14.29% $120,960 $5,760 $20,160 0 0
Sherry L. Jackson 5 11 2.2 0 2 1 0% 27.27% $16,053 $1,459 $3,211 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
Gary G. Hartlage 27 99 3.67 6 14 7 6.06% 27.27% $329,948 $3,333 $12,220 0 0
Sherry L. Jackson 1 9 9 1 2 0 11.11% 33.33% $11,967 $1,330 $11,967 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
Gary G. Hartlage 20 87 4.35 14 7 7 16.09% 32.18% $637,839 $7,331 $31,892 1 1
Sherry L. Jackson 6 13 2.17 1 3 1 7.69% 38.46% $18,538 $1,426 $3,090 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
Gary G. Hartlage 16 74 4.63 12 8 11 16.22% 41.89% $668,604 $9,035 $41,788 1 1
Sherry L. Jackson 8 14 1.75 4 2 3 28.57% 64.29% $49,560 $3,540 $6,195 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
Gary G. Hartlage 15 70 4.67 7 4 8 10% 27.14% $243,605 $3,480 $16,240 1 1
Sherry L. Jackson 1 7 7 1 4 0 14.29% 71.43% $15,720 $2,246 $15,720 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
Gary G. Hartlage 12 58 4.83 13 7 6 22.41% 44.83% $388,152 $6,692 $32,346 2 2
Sherry L. Jackson 2 9 4.5 2 1 1 22.22% 44.44% $17,120 $1,902 $8,560 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
Gary G. Hartlage 17 83 4.88 10 14 8 12.05% 38.55% $228,804 $2,757 $13,459 0 0
Sherry L. Jackson 7 20 2.86 0 0 0 0% 0% $3,560 $178 $509 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
Gary G. Hartlage 16 75 4.69 12 8 10 16% 40% $251,289 $3,351 $15,706 0 1
Sherry L. Jackson 8 23 2.88 2 2 1 8.7% 21.74% $28,170 $1,225 $3,521 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
Gary G. Hartlage 15 77 5.13 5 12 8 6.49% 32.47% $210,019 $2,728 $14,001 0 0
Sherry L. Jackson 3 12 4 0 2 3 0% 41.67% $20,640 $1,720 $6,880 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
Gary G. Hartlage 16 83 5.19 13 17 8 15.66% 45.78% $679,450 $8,186 $42,466 1 1
Sherry L. Jackson 5 22 4.4 4 6 3 18.18% 59.09% $80,200 $3,645 $16,040 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
Gary G. Hartlage 17 86 5.06 7 19 11 8.14% 43.02% $265,306 $3,085 $15,606 0 0
Sherry L. Jackson 7 17 2.43 4 1 2 23.53% 41.18% $64,780 $3,811 $9,254 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
Gary G. Hartlage 21 75 3.57 7 6 6 9.33% 25.33% $114,653 $1,529 $5,460 0 0
Sherry L. Jackson 9 31 3.44 4 2 4 12.9% 32.26% $53,850 $1,737 $5,983 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
Gary G. Hartlage 24 144 6 23 15 13 15.97% 35.42% $417,233 $2,897 $17,385 0 0
Sherry L. Jackson 11 29 2.64 1 4 5 3.45% 34.48% $39,534 $1,363 $3,594 0 0