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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
Joan Petrowski 14 25 1.79 1 4 8 4% 52% $26,732 $1,069 $1,909 0 0
Dino DiZeo 6 15 2.5 3 4 2 20% 60% $36,880 $2,459 $6,147 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
Joan Petrowski 21 115 5.48 9 21 16 7.83% 40% $166,562 $1,448 $7,932 0 0
Dino DiZeo 23 102 4.43 10 15 14 9.8% 38.24% $177,987 $1,745 $7,739 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
Joan Petrowski 10 61 6.1 8 10 10 13.11% 45.9% $97,693 $1,602 $9,769 0 0
Dino DiZeo 29 121 4.17 11 13 19 9.09% 35.54% $220,943 $1,826 $7,619 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
Joan Petrowski 20 85 4.25 3 6 10 3.53% 22.35% $41,634 $490 $2,082 0 0
Dino DiZeo 11 30 2.73 3 2 4 10% 30% $42,680 $1,423 $3,880 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
Joan Petrowski 28 157 5.61 11 13 17 7.01% 26.11% $100,532 $640 $3,590 0 0
Dino DiZeo 10 45 4.5 6 9 6 13.33% 46.67% $107,688 $2,393 $10,769 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
Joan Petrowski 28 160 5.71 23 15 19 14.38% 35.63% $154,285 $964 $5,510 0 0
Dino DiZeo 9 27 3 4 5 3 14.81% 44.44% $39,875 $1,477 $4,431 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
Joan Petrowski 33 137 4.15 4 12 9 2.92% 18.25% $63,214 $461 $1,916 0 0
Dino DiZeo 11 27 2.45 3 2 4 11.11% 33.33% $47,824 $1,771 $4,348 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
Joan Petrowski 40 198 4.95 20 16 24 10.1% 30.3% $177,254 $895 $4,431 0 0
Dino DiZeo 2 10 5 0 0 0 0% 0% $1,264 $126 $632 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
Joan Petrowski 38 205 5.39 13 20 28 6.34% 29.76% $205,425 $1,002 $5,406 0 0
Dino DiZeo 4 21 5.25 3 0 1 14.29% 19.05% $19,505 $929 $4,876 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
Joan Petrowski 58 306 5.28 20 33 30 6.54% 27.12% $304,412 $995 $5,248 0 0
Dino DiZeo 2 10 5 0 0 1 0% 10% $2,684 $268 $1,342 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
Joan Petrowski 50 279 5.58 25 27 39 8.96% 32.62% $287,844 $1,032 $5,757 0 0
Dino DiZeo 1 1 1 0 0 0 0% 0% $80 $80 $80 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
Joan Petrowski 66 380 5.76 36 47 46 9.47% 33.95% $497,648 $1,310 $7,540 0 0
Dino DiZeo 8 37 4.63 2 3 4 5.41% 24.32% $27,215 $736 $3,402 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
Joan Petrowski 60 297 4.95 29 37 50 9.76% 39.06% $367,932 $1,239 $6,132 0 0
Dino DiZeo 10 61 6.1 11 6 8 18.03% 40.98% $79,306 $1,300 $7,931 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
Joan Petrowski 59 341 5.78 34 40 42 9.97% 34.02% $744,267 $2,183 $12,615 1 5
Dino DiZeo 10 30 3 3 4 5 10% 40% $52,749 $1,758 $5,275 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
Joan Petrowski 55 328 5.96 48 45 34 14.63% 38.72% $729,707 $2,225 $13,267 0 6
Dino DiZeo 7 40 5.71 8 8 3 20% 47.5% $76,596 $1,915 $10,942 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
Joan Petrowski 56 294 5.25 23 34 49 7.82% 36.05% $420,778 $1,431 $7,514 0 1
Dino DiZeo 5 24 4.8 4 5 3 16.67% 50% $38,011 $1,584 $7,602 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
Joan Petrowski 62 308 4.97 36 40 30 11.69% 34.42% $426,913 $1,386 $6,886 0 1
Dino DiZeo 2 7 3.5 2 2 0 28.57% 57.14% $15,800 $2,257 $7,900 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
Joan Petrowski 41 273 6.66 29 24 36 10.62% 32.6% $193,371 $708 $4,716 0 0
Dino DiZeo 3 8 2.67 1 2 2 12.5% 62.5% $13,400 $1,675 $4,467 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
Joan Petrowski 41 281 6.85 33 34 37 11.74% 37.01% $238,831 $850 $5,825 0 2
Dino DiZeo 1 3 3 0 0 0 0% 0% $25 $8 $25 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
Joan Petrowski 45 364 8.09 34 42 66 9.34% 39.01% $184,058 $506 $4,090 0 0
Dino DiZeo 14 58 4.14 4 5 5 6.9% 24.14% $42,824 $738 $3,059 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
Joan Petrowski 47 414 8.81 44 55 67 10.63% 40.1% $221,526 $535 $4,713 0 0
Dino DiZeo 13 75 5.77 5 7 5 6.67% 22.67% $32,574 $434 $2,506 0 0