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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
Neil D. Drysdale 43 147 3.42 15 12 16 10.2% 29.25% $1,044,988 $7,109 $24,302 1 2
Tom Zwiesler 1 1 1 0 0 1 0% 100% $2,550 $2,550 $2,550 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
Neil D. Drysdale 40 154 3.85 17 19 14 11.04% 32.47% $1,214,133 $7,884 $30,353 1 4
Tom Zwiesler 4 6 1.5 0 1 2 0% 50% $10,170 $1,695 $2,543 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
Neil D. Drysdale 31 119 3.84 11 16 12 9.24% 32.77% $721,921 $6,067 $23,288 1 1
Tom Zwiesler 1 1 1 0 0 0 0% 0% $170 $170 $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. 4 13.53% 40.55% $5,513 $22,031
Neil D. Drysdale 48 178 3.71 15 24 23 8.43% 34.83% $1,219,360 $6,850 $25,403 0 1
Tom Zwiesler 5 5 1 1 0 2 20% 60% $11,930 $2,386 $2,386 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
Neil D. Drysdale 45 194 4.31 20 21 34 10.31% 38.66% $1,682,597 $8,673 $37,391 0 4
Tom Zwiesler 2 3 1.5 0 0 0 0% 0% $1,750 $583 $875 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
Neil D. Drysdale 42 125 2.98 17 15 20 13.6% 41.6% $1,177,874 $9,423 $28,045 3 4
Tom Zwiesler 2 3 1.5 0 1 1 0% 66.67% $5,540 $1,847 $2,770 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
Neil D. Drysdale 43 147 3.42 21 16 20 14.29% 38.78% $1,576,956 $10,728 $36,673 6 6
Tom Zwiesler 2 2 1 0 1 0 0% 50% $2,410 $1,205 $1,205 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
Neil D. Drysdale 54 186 3.44 29 34 31 15.59% 50.54% $1,864,357 $10,023 $34,525 3 7
Tom Zwiesler 2 7 3.5 2 0 0 28.57% 28.57% $5,034 $719 $2,517 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
Neil D. Drysdale 45 173 3.84 39 26 23 22.54% 50.87% $2,316,390 $13,390 $51,475 8 10
Tom Zwiesler 5 23 4.6 7 4 2 30.43% 56.52% $31,547 $1,372 $6,309 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
Neil D. Drysdale 47 139 2.96 32 11 23 23.02% 47.48% $1,356,681 $9,760 $28,866 2 8
Tom Zwiesler 5 11 2.2 2 4 0 18.18% 54.55% $8,336 $758 $1,667 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
Neil D. Drysdale 45 134 2.98 30 16 15 22.39% 45.52% $1,741,875 $12,999 $38,708 3 6
Tom Zwiesler 15 54 3.6 10 6 11 18.52% 50% $42,343 $784 $2,823 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
Neil D. Drysdale 56 187 3.34 35 30 27 18.72% 49.2% $4,147,924 $22,181 $74,070 7 10
Tom Zwiesler 24 55 2.29 4 8 8 7.27% 36.36% $24,651 $448 $1,027 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
Neil D. Drysdale 61 187 3.07 42 27 29 22.46% 52.41% $2,506,994 $13,406 $41,098 6 7
Tom Zwiesler 12 35 2.92 5 4 6 14.29% 42.86% $14,238 $407 $1,187 0 0