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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
Theodore Arndt 3 8 2.67 0 0 0 0% 0% $3,360 $420 $1,120 0 0
Donald G. Horrell 4 9 2.25 0 1 2 0% 33.33% $11,190 $1,243 $2,798 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
Theodore Arndt 5 34 6.8 3 8 8 8.82% 55.88% $92,025 $2,707 $18,405 0 0
Donald G. Horrell 2 8 4 0 1 2 0% 37.5% $6,605 $826 $3,303 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
Theodore Arndt 10 37 3.7 3 5 6 8.11% 37.84% $81,950 $2,215 $8,195 0 0
Donald G. Horrell 1 2 2 0 0 0 0% 0% $705 $353 $705 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
Theodore Arndt 11 48 4.36 7 7 9 14.58% 47.92% $105,505 $2,198 $9,591 0 0
Donald G. Horrell 1 1 1 0 0 0 0% 0% $75 $75 $75 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
Theodore Arndt 15 42 2.8 2 3 3 4.76% 19.05% $38,545 $918 $2,570 0 0
Donald G. Horrell 1 1 1 0 0 0 0% 0% $105 $105 $105 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
Theodore Arndt 7 35 5 6 8 3 17.14% 48.57% $84,360 $2,410 $12,051 0 0
Donald G. Horrell 3 8 2.67 0 0 1 0% 12.5% $2,223 $278 $741 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
Theodore Arndt 7 31 4.43 5 3 1 16.13% 29.03% $62,810 $2,026 $8,973 0 0
Donald G. Horrell 5 20 4 0 0 1 0% 5% $4,875 $244 $975 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
Theodore Arndt 11 33 3 2 0 1 6.06% 9.09% $40,882 $1,239 $3,717 0 0
Donald G. Horrell 6 15 2.5 1 0 2 6.67% 20% $5,278 $352 $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
Theodore Arndt 12 67 5.58 6 7 4 8.96% 25.37% $145,619 $2,173 $12,135 0 0
Donald G. Horrell 4 18 4.5 4 0 4 22.22% 44.44% $12,494 $694 $3,124 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
Theodore Arndt 21 79 3.76 6 17 6 7.59% 36.71% $165,058 $2,089 $7,860 0 0
Donald G. Horrell 3 15 5 2 1 1 13.33% 26.67% $16,118 $1,075 $5,373 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
Theodore Arndt 18 68 3.78 5 9 6 7.35% 29.41% $156,283 $2,298 $8,682 0 0
Donald G. Horrell 4 23 5.75 2 2 3 8.7% 30.43% $20,220 $879 $5,055 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
Theodore Arndt 11 39 3.55 4 6 4 10.26% 35.9% $94,522 $2,424 $8,593 0 0
Donald G. Horrell 7 41 5.86 5 6 5 12.2% 39.02% $43,924 $1,071 $6,275 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
Theodore Arndt 14 40 2.86 3 1 4 7.5% 20% $75,013 $1,875 $5,358 0 0
Donald G. Horrell 9 39 4.33 5 4 2 12.82% 28.21% $38,867 $997 $4,319 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
Theodore Arndt 15 77 5.13 7 11 15 9.09% 42.86% $168,696 $2,191 $11,246 0 0
Donald G. Horrell 11 75 6.82 8 4 11 10.67% 30.67% $63,351 $845 $5,759 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
Theodore Arndt 13 49 3.77 5 7 10 10.2% 44.9% $95,282 $1,945 $7,329 0 0
Donald G. Horrell 11 82 7.45 9 8 13 10.98% 36.59% $78,027 $952 $7,093 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
Theodore Arndt 6 29 4.83 4 2 2 13.79% 27.59% $43,376 $1,496 $7,229 0 0
Donald G. Horrell 17 89 5.24 6 10 10 6.74% 29.21% $61,959 $696 $3,645 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
Theodore Arndt 2 8 4 2 0 0 25% 25% $9,557 $1,195 $4,779 0 0
Donald G. Horrell 20 113 5.65 10 20 14 8.85% 38.94% $112,777 $998 $5,639 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. 4 13.53% 40.55% $5,513 $22,031
Theodore Arndt 1 4 4 2 2 0 50% 100% $34,300 $8,575 $34,300 0 0
Donald G. Horrell 23 91 3.96 18 7 10 19.78% 38.46% $157,021 $1,726 $6,827 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
Theodore Arndt 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Donald G. Horrell 18 62 3.44 6 11 4 9.68% 33.87% $95,119 $1,534 $5,284 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
Theodore Arndt 1 2 2 0 0 0 0% 0% $0 $0 $0 0 0
Donald G. Horrell 17 68 4 5 5 7 7.35% 25% $67,531 $993 $3,972 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
Theodore Arndt 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Donald G. Horrell 22 87 3.95 9 10 7 10.34% 29.89% $82,999 $954 $3,773 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
Theodore Arndt 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Donald G. Horrell 28 114 4.07 8 11 8 7.02% 23.68% $108,426 $951 $3,872 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
Theodore Arndt 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Donald G. Horrell 25 113 4.52 5 11 8 4.42% 21.24% $72,532 $642 $2,901 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
Theodore Arndt 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Donald G. Horrell 32 129 4.03 9 6 13 6.98% 21.71% $62,549 $485 $1,955 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
Theodore Arndt 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Donald G. Horrell 62 228 3.68 22 23 24 9.65% 30.26% $93,381 $410 $1,506 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
Theodore Arndt 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Donald G. Horrell 53 258 4.87 40 32 35 15.5% 41.47% $114,978 $446 $2,169 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
Theodore Arndt 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Donald G. Horrell 44 161 3.66 20 21 14 12.42% 34.16% $76,007 $472 $1,727 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
Theodore Arndt 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Donald G. Horrell 47 225 4.79 20 26 33 8.89% 35.11% $86,677 $385 $1,844 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
Theodore Arndt 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Donald G. Horrell 45 254 5.64 24 26 27 9.45% 30.31% $79,231 $312 $1,761 0 0