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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
Ronald Breed, Jr. 18 52 2.89 5 5 5 9.62% 28.85% $130,130 $2,503 $7,229 0 0
Joseph W. Mazza 9 25 2.78 1 2 2 4% 20% $40,525 $1,621 $4,503 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
Ronald Breed, Jr. 32 131 4.09 14 16 22 10.69% 39.69% $310,313 $2,369 $9,697 0 0
Joseph W. Mazza 7 29 4.14 5 2 3 17.24% 34.48% $155,735 $5,370 $22,248 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
Ronald Breed, Jr. 26 109 4.19 16 14 15 14.68% 41.28% $329,535 $3,023 $12,674 0 0
Joseph W. Mazza 6 32 5.33 0 5 2 0% 21.88% $65,392 $2,044 $10,899 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
Ronald Breed, Jr. 19 101 5.32 9 10 24 8.91% 42.57% $214,970 $2,128 $11,314 0 0
Joseph W. Mazza 9 46 5.11 2 8 5 4.35% 32.61% $128,610 $2,796 $14,290 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
Ronald Breed, Jr. 12 72 6 9 7 13 12.5% 40.28% $187,339 $2,602 $15,612 0 0
Joseph W. Mazza 19 70 3.68 1 3 11 1.43% 21.43% $122,551 $1,751 $6,450 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
Ronald Breed, Jr. 19 61 3.21 4 11 4 6.56% 31.15% $103,358 $1,694 $5,440 0 0
Joseph W. Mazza 23 95 4.13 6 6 15 6.32% 28.42% $171,955 $1,810 $7,476 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
Ronald Breed, Jr. 14 45 3.21 4 6 4 8.89% 31.11% $123,058 $2,735 $8,790 0 0
Joseph W. Mazza 28 164 5.86 7 14 22 4.27% 26.22% $169,806 $1,035 $6,065 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
Ronald Breed, Jr. 6 38 6.33 7 6 6 18.42% 50% $131,845 $3,470 $21,974 0 0
Joseph W. Mazza 20 138 6.9 10 14 8 7.25% 23.19% $211,984 $1,536 $10,599 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
Ronald Breed, Jr. 13 51 3.92 6 2 6 11.76% 27.45% $73,870 $1,448 $5,682 0 0
Joseph W. Mazza 9 53 5.89 4 2 8 7.55% 26.42% $77,880 $1,469 $8,653 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
Ronald Breed, Jr. 20 20 1 1 2 3 5% 30% $74,697 $3,735 $3,735 0 0
Joseph W. Mazza 8 32 4 1 1 1 3.13% 9.38% $41,607 $1,300 $5,201 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
Ronald Breed, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Joseph W. Mazza 14 76 5.43 8 8 7 10.53% 30.26% $326,508 $4,296 $23,322 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
Ronald Breed, Jr. 11 58 5.27 8 13 9 13.79% 51.72% $116,057 $2,001 $10,551 0 0
Joseph W. Mazza 18 82 4.56 4 7 11 4.88% 26.83% $206,671 $2,520 $11,482 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
Ronald Breed, Jr. 12 60 5 6 8 9 10% 38.33% $95,976 $1,600 $7,998 0 0
Joseph W. Mazza 14 105 7.5 10 5 11 9.52% 24.76% $339,250 $3,231 $24,232 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
Ronald Breed, Jr. 11 65 5.91 6 13 6 9.23% 38.46% $90,043 $1,385 $8,186 0 0
Joseph W. Mazza 15 58 3.87 3 5 5 5.17% 22.41% $151,383 $2,610 $10,092 0 0