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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
David W. Asbury 2 5 2.5 3 0 0 60% 60% $16,163 $3,233 $8,082 0 0
Jeffrey D. Thornbury 1 9 9 0 2 2 0% 44.44% $7,235 $804 $7,235 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
David W. Asbury 1 1 1 0 0 0 0% 0% $290 $290 $290 0 0
Jeffrey D. Thornbury 1 10 10 0 3 4 0% 70% $11,481 $1,148 $11,481 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
David W. Asbury 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeffrey D. Thornbury 5 16 3.2 2 0 3 12.5% 31.25% $33,238 $2,077 $6,648 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
David W. Asbury 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeffrey D. Thornbury 4 16 4 3 2 4 18.75% 56.25% $51,502 $3,219 $12,876 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
David W. Asbury 1 1 1 0 0 0 0% 0% $120 $120 $120 0 0
Jeffrey D. Thornbury 3 26 8.67 6 4 4 23.08% 53.85% $44,621 $1,716 $14,874 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
David W. Asbury 1 2 2 1 0 0 50% 50% $4,599 $2,300 $4,599 0 0
Jeffrey D. Thornbury 4 18 4.5 2 0 3 11.11% 27.78% $23,408 $1,300 $5,852 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
David W. Asbury 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeffrey D. Thornbury 3 19 6.33 5 6 1 26.32% 63.16% $49,494 $2,605 $16,498 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
David W. Asbury 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeffrey D. Thornbury 5 14 2.8 2 2 1 14.29% 35.71% $33,024 $2,359 $6,605 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
David W. Asbury 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeffrey D. Thornbury 8 38 4.75 2 2 5 5.26% 23.68% $49,662 $1,307 $6,208 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
David W. Asbury 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeffrey D. Thornbury 13 36 2.77 1 3 7 2.78% 30.56% $49,274 $1,369 $3,790 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. 4 13.53% 40.55% $5,513 $22,031
David W. Asbury 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeffrey D. Thornbury 27 112 4.15 9 25 14 8.04% 42.86% $310,881 $2,776 $11,514 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
David W. Asbury 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Jeffrey D. Thornbury 25 120 4.8 12 23 19 10% 45% $392,145 $3,268 $15,686 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
David W. Asbury 3 7 2.33 0 1 2 0% 42.86% $4,274 $611 $1,425 0 0
Jeffrey D. Thornbury 28 102 3.64 17 13 18 16.67% 47.06% $430,435 $4,220 $15,373 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
David W. Asbury 12 56 4.67 8 10 6 14.29% 42.86% $54,555 $974 $4,546 0 0
Jeffrey D. Thornbury 30 127 4.23 19 21 16 14.96% 44.09% $515,577 $4,060 $17,186 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
David W. Asbury 25 124 4.96 19 15 9 15.32% 34.68% $99,229 $800 $3,969 0 0
Jeffrey D. Thornbury 36 154 4.28 24 23 17 15.58% 41.56% $905,969 $5,883 $25,166 1 4

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
David W. Asbury 19 95 5 8 16 15 8.42% 41.05% $62,187 $655 $3,273 0 0
Jeffrey D. Thornbury 43 171 3.98 28 26 23 16.37% 45.03% $686,230 $4,013 $15,959 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
David W. Asbury 5 26 5.2 3 2 6 11.54% 42.31% $20,026 $770 $4,005 0 0
Jeffrey D. Thornbury 60 201 3.35 34 29 17 16.92% 39.8% $650,465 $3,236 $10,841 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
David W. Asbury 24 115 4.79 11 13 19 9.57% 37.39% $89,523 $778 $3,730 0 0
Jeffrey D. Thornbury 64 228 3.56 33 30 31 14.47% 41.23% $689,970 $3,026 $10,781 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
David W. Asbury 18 109 6.06 8 14 9 7.34% 28.44% $62,251 $571 $3,458 0 0
Jeffrey D. Thornbury 57 190 3.33 26 21 13 13.68% 31.58% $563,551 $2,966 $9,887 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
David W. Asbury 24 160 6.67 10 10 7 6.25% 16.88% $83,818 $524 $3,492 0 0
Jeffrey D. Thornbury 36 114 3.17 15 21 7 13.16% 37.72% $285,806 $2,507 $7,939 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
David W. Asbury 22 188 8.55 16 9 22 8.51% 25% $92,272 $491 $4,194 0 0
Jeffrey D. Thornbury 38 135 3.55 20 19 17 14.81% 41.48% $477,172 $3,535 $12,557 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
David W. Asbury 40 221 5.53 13 20 13 5.88% 20.81% $120,192 $544 $3,005 0 0
Jeffrey D. Thornbury 29 142 4.9 16 22 20 11.27% 40.85% $423,580 $2,983 $14,606 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
David W. Asbury 37 204 5.51 29 24 21 14.22% 36.27% $233,010 $1,142 $6,298 0 0
Jeffrey D. Thornbury 26 124 4.77 18 18 15 14.52% 41.13% $388,568 $3,134 $14,945 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
David W. Asbury 44 260 5.91 26 30 30 10% 33.08% $313,507 $1,206 $7,125 0 1
Jeffrey D. Thornbury 22 91 4.14 8 10 15 8.79% 36.26% $244,347 $2,685 $11,107 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
David W. Asbury 32 175 5.47 19 24 19 10.86% 35.43% $228,026 $1,303 $7,126 0 0
Jeffrey D. Thornbury 15 61 4.07 9 6 6 14.75% 34.43% $260,693 $4,274 $17,380 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
David W. Asbury 24 155 6.46 10 15 23 6.45% 30.97% $135,138 $872 $5,631 0 0
Jeffrey D. Thornbury 15 50 3.33 6 6 5 12% 34% $115,865 $2,317 $7,724 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
David W. Asbury 22 138 6.27 11 14 18 7.97% 31.16% $87,817 $636 $3,992 0 0
Jeffrey D. Thornbury 17 72 4.24 8 7 9 11.11% 33.33% $98,842 $1,373 $5,814 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
David W. Asbury 35 197 5.63 20 17 24 10.15% 30.96% $161,619 $820 $4,618 0 0
Jeffrey D. Thornbury 13 53 4.08 7 5 7 13.21% 35.85% $103,161 $1,946 $7,935 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
David W. Asbury 35 175 5 17 20 21 9.71% 33.14% $159,029 $909 $4,544 0 0
Jeffrey D. Thornbury 10 22 2.2 3 1 2 13.64% 27.27% $38,644 $1,757 $3,864 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
David W. Asbury 20 115 5.75 12 12 12 10.43% 31.3% $128,213 $1,115 $6,411 0 0
Jeffrey D. Thornbury 18 66 3.67 5 8 5 7.58% 27.27% $85,942 $1,302 $4,775 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
David W. Asbury 18 137 7.61 11 22 18 8.03% 37.23% $78,861 $576 $4,381 0 0
Jeffrey D. Thornbury 11 44 4 8 3 7 18.18% 40.91% $130,826 $2,973 $11,893 0 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
David W. Asbury 15 117 7.8 17 14 11 14.53% 35.9% $84,661 $724 $5,644 0 0
Jeffrey D. Thornbury 13 69 5.31 9 7 7 13.04% 33.33% $76,915 $1,115 $5,917 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
David W. Asbury 20 143 7.15 21 16 15 14.69% 36.36% $113,377 $793 $5,669 0 0
Jeffrey D. Thornbury 12 62 5.17 4 6 12 6.45% 35.48% $48,844 $788 $4,070 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
David W. Asbury 28 224 8 16 28 27 7.14% 31.7% $88,034 $393 $3,144 0 0
Jeffrey D. Thornbury 20 74 3.7 5 6 6 6.76% 22.97% $57,084 $771 $2,854 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
David W. Asbury 29 201 6.93 15 22 14 7.46% 25.37% $54,935 $273 $1,894 0 0
Jeffrey D. Thornbury 15 47 3.13 4 4 1 8.51% 19.15% $16,926 $360 $1,128 0 0