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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 Markgraf 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Carlos Olivo Inirio 8 16 2 0 0 0 0% 0% $2,699 $169 $337 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 Markgraf 10 33 3.3 2 2 1 6.06% 15.15% $33,450 $1,014 $3,345 0 0
Carlos Olivo Inirio 11 60 5.45 6 7 12 10% 41.67% $98,782 $1,646 $8,980 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 Markgraf 26 75 2.88 14 7 10 18.67% 41.33% $189,515 $2,527 $7,289 0 0
Carlos Olivo Inirio 14 50 3.57 2 6 9 4% 34% $48,722 $974 $3,480 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 Markgraf 7 37 5.29 6 2 6 16.22% 37.84% $83,855 $2,266 $11,979 0 0
Carlos Olivo Inirio 49 228 4.65 30 30 30 13.16% 39.47% $549,847 $2,412 $11,221 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 Markgraf 9 44 4.89 6 3 8 13.64% 38.64% $114,780 $2,609 $12,753 0 0
Carlos Olivo Inirio 38 239 6.29 33 24 20 13.81% 32.22% $523,743 $2,191 $13,783 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 Markgraf 16 50 3.13 2 6 3 4% 22% $58,140 $1,163 $3,634 0 0
Carlos Olivo Inirio 36 178 4.94 10 12 19 5.62% 23.03% $165,885 $932 $4,608 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 Markgraf 17 92 5.41 17 15 14 18.48% 50% $257,680 $2,801 $15,158 0 0
Carlos Olivo Inirio 57 296 5.19 35 29 34 11.82% 33.11% $535,462 $1,809 $9,394 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 Markgraf 14 61 4.36 8 9 8 13.11% 40.98% $96,957 $1,589 $6,926 0 0
Carlos Olivo Inirio 31 174 5.61 13 17 24 7.47% 31.03% $213,354 $1,226 $6,882 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 Markgraf 17 78 4.59 14 11 11 17.95% 46.15% $161,735 $2,074 $9,514 0 0
Carlos Olivo Inirio 17 98 5.76 9 11 11 9.18% 31.63% $131,724 $1,344 $7,748 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 Markgraf 16 81 5.06 16 11 12 19.75% 48.15% $169,100 $2,088 $10,569 0 0
Carlos Olivo Inirio 13 49 3.77 6 6 7 12.24% 38.78% $73,813 $1,506 $5,678 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 Markgraf 11 35 3.18 5 2 1 14.29% 22.86% $43,137 $1,232 $3,922 0 0
Carlos Olivo Inirio 20 44 2.2 3 3 8 6.82% 31.82% $37,890 $861 $1,895 0 0