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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
Valora A. Testerman 2 7 3.5 1 2 1 14.29% 57.14% $36,175 $5,168 $18,088 0 0
Dale Koler 2 4 2 0 1 0 0% 25% $2,867 $717 $1,434 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
Valora A. Testerman 3 12 4 0 2 4 0% 50% $25,900 $2,158 $8,633 0 0
Dale Koler 1 4 4 0 0 0 0% 0% $830 $208 $830 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
Valora A. Testerman 3 9 3 1 0 1 11.11% 22.22% $23,485 $2,609 $7,828 0 0
Dale Koler 1 2 2 1 0 1 50% 100% $7,878 $3,939 $7,878 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
Valora A. Testerman 3 24 8 2 1 3 8.33% 25% $59,044 $2,460 $19,681 0 0
Dale Koler 3 8 2.67 1 3 2 12.5% 75% $13,665 $1,708 $4,555 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
Valora A. Testerman 8 35 4.38 1 2 7 2.86% 28.57% $67,033 $1,915 $8,379 0 0
Dale Koler 2 9 4.5 1 2 4 11.11% 77.78% $11,431 $1,270 $5,716 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
Valora A. Testerman 7 43 6.14 2 3 3 4.65% 18.6% $89,672 $2,085 $12,810 0 0
Dale Koler 3 10 3.33 2 2 1 20% 50% $12,301 $1,230 $4,100 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
Valora A. Testerman 8 61 7.63 7 3 8 11.48% 29.51% $166,544 $2,730 $20,818 0 0
Dale Koler 3 6 2 0 1 0 0% 16.67% $2,400 $400 $800 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
Valora A. Testerman 6 39 6.5 5 2 3 12.82% 25.64% $117,957 $3,025 $19,660 0 0
Dale Koler 1 5 5 1 0 1 20% 40% $5,080 $1,016 $5,080 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
Valora A. Testerman 3 25 8.33 2 2 3 8% 28% $49,870 $1,995 $16,623 0 0
Dale Koler 2 7 3.5 1 1 0 14.29% 28.57% $6,750 $964 $3,375 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
Valora A. Testerman 7 33 4.71 2 1 1 6.06% 12.12% $38,360 $1,162 $5,480 0 0
Dale Koler 2 9 4.5 0 1 0 0% 11.11% $4,278 $475 $2,139 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. 4 13.53% 40.55% $5,513 $22,031
Valora A. Testerman 9 54 6 1 5 7 1.85% 24.07% $66,924 $1,239 $7,436 0 0
Dale Koler 3 16 5.33 0 0 2 0% 12.5% $5,595 $350 $1,865 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
Valora A. Testerman 11 72 6.55 3 8 6 4.17% 23.61% $119,102 $1,654 $10,827 0 0
Dale Koler 2 12 6 1 2 1 8.33% 33.33% $7,420 $618 $3,710 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
Valora A. Testerman 17 99 5.82 9 6 6 9.09% 21.21% $179,613 $1,814 $10,565 0 0
Dale Koler 5 24 4.8 2 4 2 8.33% 33.33% $16,537 $689 $3,307 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
Valora A. Testerman 20 133 6.65 7 12 12 5.26% 23.31% $194,334 $1,461 $9,717 0 0
Dale Koler 2 10 5 2 2 1 20% 50% $10,434 $1,043 $5,217 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
Valora A. Testerman 22 149 6.77 11 11 14 7.38% 24.16% $259,949 $1,745 $11,816 0 1
Dale Koler 3 19 6.33 2 0 5 10.53% 36.84% $10,304 $542 $3,435 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
Valora A. Testerman 21 120 5.71 14 19 18 11.67% 42.5% $249,145 $2,076 $11,864 0 0
Dale Koler 3 12 4 1 1 1 8.33% 25% $5,595 $466 $1,865 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
Valora A. Testerman 19 105 5.53 10 15 17 9.52% 40% $292,917 $2,790 $15,417 0 0
Dale Koler 2 14 7 0 1 1 0% 14.29% $4,392 $314 $2,196 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
Valora A. Testerman 23 102 4.43 9 7 13 8.82% 28.43% $223,568 $2,192 $9,720 0 0
Dale Koler 2 15 7.5 0 1 0 0% 6.67% $2,489 $166 $1,245 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
Valora A. Testerman 24 115 4.79 5 17 12 4.35% 29.57% $173,320 $1,507 $7,222 0 0
Dale Koler 2 12 6 3 2 4 25% 75% $19,185 $1,599 $9,593 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
Valora A. Testerman 23 93 4.04 6 6 5 6.45% 18.28% $176,290 $1,896 $7,665 0 0
Dale Koler 2 11 5.5 0 3 0 0% 27.27% $4,932 $448 $2,466 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
Valora A. Testerman 39 149 3.82 7 17 15 4.7% 26.17% $180,635 $1,212 $4,632 0 0
Dale Koler 2 12 6 3 0 0 25% 25% $11,527 $961 $5,764 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
Valora A. Testerman 43 196 4.56 15 15 29 7.65% 30.1% $265,454 $1,354 $6,173 0 0
Dale Koler 2 9 4.5 1 0 0 11.11% 11.11% $3,347 $372 $1,674 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
Valora A. Testerman 45 215 4.78 18 16 28 8.37% 28.84% $403,101 $1,875 $8,958 0 2
Dale Koler 3 16 5.33 0 1 1 0% 12.5% $2,259 $141 $753 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
Valora A. Testerman 55 246 4.47 20 20 25 8.13% 26.42% $377,171 $1,533 $6,858 0 0
Dale Koler 5 27 5.4 2 1 1 7.41% 14.81% $11,011 $408 $2,202 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
Valora A. Testerman 48 227 4.73 22 20 26 9.69% 29.96% $649,283 $2,860 $13,527 1 6
Dale Koler 2 17 8.5 1 1 4 5.88% 35.29% $7,492 $441 $3,746 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
Valora A. Testerman 36 175 4.86 7 19 20 4% 26.29% $306,174 $1,750 $8,505 1 1
Dale Koler 3 14 4.67 0 1 3 0% 28.57% $5,103 $365 $1,701 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
Valora A. Testerman 31 143 4.61 12 12 10 8.39% 23.78% $194,559 $1,361 $6,276 0 1
Dale Koler 3 14 4.67 0 1 0 0% 7.14% $2,042 $146 $681 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
Valora A. Testerman 33 145 4.39 15 14 16 10.34% 31.03% $245,274 $1,692 $7,433 0 0
Dale Koler 3 12 4 1 0 0 8.33% 8.33% $4,215 $351 $1,405 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
Valora A. Testerman 37 189 5.11 14 12 7 7.41% 17.46% $145,987 $772 $3,946 0 0
Dale Koler 2 4 2 0 0 1 0% 25% $505 $126 $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
Valora A. Testerman 35 129 3.69 10 4 10 7.75% 18.6% $102,251 $793 $2,921 0 0
Dale Koler 3 16 5.33 2 1 2 12.5% 31.25% $6,331 $396 $2,110 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
Valora A. Testerman 20 111 5.55 11 10 12 9.91% 29.73% $60,159 $542 $3,008 0 0
Dale Koler 7 39 5.57 0 3 4 0% 17.95% $8,560 $219 $1,223 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
Valora A. Testerman 37 200 5.41 9 14 15 4.5% 19% $76,960 $385 $2,080 0 0
Dale Koler 4 23 5.75 0 2 0 0% 8.7% $3,665 $159 $916 0 0