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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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 4 24 6 4 2 5 16.67% 45.83% $40,674 $1,695 $10,169 0 0
Ralph R. Riviezzo 39 186 4.77 27 25 35 14.52% 46.77% $701,403 $3,771 $17,985 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 6 45 7.5 5 6 8 11.11% 42.22% $52,431 $1,165 $8,739 0 0
Ralph R. Riviezzo 40 208 5.2 31 31 30 14.9% 44.23% $785,151 $3,775 $19,629 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 7 37 5.29 4 2 4 10.81% 27.03% $27,043 $731 $3,863 0 0
Ralph R. Riviezzo 20 108 5.4 6 10 12 5.56% 25.93% $172,125 $1,594 $8,606 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 9 40 4.44 4 4 5 10% 32.5% $45,141 $1,129 $5,016 0 0
Ralph R. Riviezzo 50 233 4.66 19 36 27 8.15% 35.19% $551,431 $2,367 $11,029 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 13 61 4.69 4 7 10 6.56% 34.43% $49,278 $808 $3,791 0 0
Ralph R. Riviezzo 20 98 4.9 9 13 16 9.18% 38.78% $247,304 $2,524 $12,365 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 7 34 4.86 5 5 6 14.71% 47.06% $51,546 $1,516 $7,364 0 0
Ralph R. Riviezzo 11 64 5.82 0 6 9 0% 23.44% $102,916 $1,608 $9,356 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 8 29 3.63 2 7 2 6.9% 37.93% $46,083 $1,589 $5,760 0 0
Ralph R. Riviezzo 9 54 6 2 2 3 3.7% 12.96% $110,154 $2,040 $12,239 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 8 47 5.88 10 8 9 21.28% 57.45% $115,044 $2,448 $14,381 0 0
Ralph R. Riviezzo 4 5 1.25 1 0 1 20% 40% $15,558 $3,112 $3,890 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 6 30 5 4 2 4 13.33% 33.33% $48,259 $1,609 $8,043 0 0
Ralph R. Riviezzo 6 41 6.83 4 8 7 9.76% 46.34% $107,839 $2,630 $17,973 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 7 38 5.43 10 4 1 26.32% 39.47% $120,765 $3,178 $17,252 0 1
Ralph R. Riviezzo 10 32 3.2 1 8 3 3.13% 37.5% $101,130 $3,160 $10,113 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 4 28 7 8 3 4 28.57% 53.57% $91,892 $3,282 $22,973 0 0
Ralph R. Riviezzo 16 77 4.81 2 4 1 2.6% 9.09% $105,355 $1,368 $6,585 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 4 27 6.75 5 1 2 18.52% 29.63% $48,086 $1,781 $12,022 0 0
Ralph R. Riviezzo 17 90 5.29 7 7 8 7.78% 24.44% $202,074 $2,245 $11,887 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 6 28 4.67 1 5 5 3.57% 39.29% $21,240 $759 $3,540 0 0
Ralph R. Riviezzo 28 141 5.04 10 8 12 7.09% 21.28% $310,181 $2,200 $11,078 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 4 33 8.25 4 6 3 12.12% 39.39% $70,842 $2,147 $17,711 0 1
Ralph R. Riviezzo 22 123 5.59 7 4 4 5.69% 12.2% $170,799 $1,389 $7,764 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 9 48 5.33 6 5 5 12.5% 33.33% $59,870 $1,247 $6,652 0 0
Ralph R. Riviezzo 21 138 6.57 7 19 11 5.07% 26.81% $281,044 $2,037 $13,383 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 9 52 5.78 2 9 6 3.85% 32.69% $41,198 $792 $4,578 0 0
Ralph R. Riviezzo 19 155 8.16 15 16 21 9.68% 33.55% $224,186 $1,446 $11,799 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 7 61 8.71 1 2 12 1.64% 24.59% $26,700 $438 $3,814 0 0
Ralph R. Riviezzo 29 148 5.1 5 10 15 3.38% 20.27% $102,199 $691 $3,524 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 10 56 5.6 6 8 5 10.71% 33.93% $68,488 $1,223 $6,849 0 0
Ralph R. Riviezzo 28 137 4.89 8 10 11 5.84% 21.17% $114,085 $833 $4,074 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 10 66 6.6 4 13 8 6.06% 37.88% $104,168 $1,578 $10,417 0 1
Ralph R. Riviezzo 40 229 5.73 19 23 22 8.3% 27.95% $225,500 $985 $5,638 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 12 62 5.17 3 7 9 4.84% 30.65% $40,829 $659 $3,402 0 0
Ralph R. Riviezzo 57 225 3.95 23 29 20 10.22% 32% $257,458 $1,144 $4,517 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 13 61 4.69 4 4 5 6.56% 21.31% $33,801 $554 $2,600 0 0
Ralph R. Riviezzo 26 122 4.69 12 12 21 9.84% 36.89% $141,616 $1,161 $5,447 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 12 63 5.25 4 8 5 6.35% 26.98% $38,311 $608 $3,193 0 0
Ralph R. Riviezzo 50 209 4.18 15 18 23 7.18% 26.79% $224,262 $1,073 $4,485 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 8 51 6.38 3 8 4 5.88% 29.41% $19,958 $391 $2,495 0 0
Ralph R. Riviezzo 40 212 5.3 19 24 25 8.96% 32.08% $270,669 $1,277 $6,767 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 13 47 3.62 3 9 4 6.38% 34.04% $28,890 $615 $2,222 0 0
Ralph R. Riviezzo 47 245 5.21 21 25 26 8.57% 29.39% $230,343 $940 $4,901 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 15 64 4.27 7 6 9 10.94% 34.38% $51,198 $800 $3,413 0 0
Ralph R. Riviezzo 42 231 5.5 25 19 19 10.82% 27.27% $299,777 $1,298 $7,138 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 17 89 5.24 10 13 19 11.24% 47.19% $69,092 $776 $4,064 0 0
Ralph R. Riviezzo 41 246 6 36 27 36 14.63% 40.24% $301,724 $1,227 $7,359 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 13 89 6.85 12 18 10 13.48% 44.94% $96,860 $1,088 $7,451 0 0
Ralph R. Riviezzo 45 291 6.47 34 42 30 11.68% 36.43% $375,533 $1,290 $8,345 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 17 125 7.35 9 11 20 7.2% 32% $65,370 $523 $3,845 0 0
Ralph R. Riviezzo 41 234 5.71 27 39 29 11.54% 40.6% $282,858 $1,209 $6,899 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 25 161 6.44 14 20 25 8.7% 36.65% $84,649 $526 $3,386 0 0
Ralph R. Riviezzo 28 133 4.75 16 21 26 12.03% 47.37% $147,177 $1,107 $5,256 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 30 203 6.77 21 26 24 10.34% 34.98% $90,635 $446 $3,021 0 0
Ralph R. Riviezzo 16 89 5.56 5 9 7 5.62% 23.6% $34,098 $383 $2,131 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 29 202 6.97 19 23 20 9.41% 30.69% $83,716 $414 $2,887 0 0
Ralph R. Riviezzo 11 99 9 8 12 11 8.08% 31.31% $56,359 $569 $5,124 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 35 239 6.83 19 37 33 7.95% 37.24% $124,085 $519 $3,545 0 0
Ralph R. Riviezzo 14 104 7.43 10 10 14 9.62% 32.69% $46,526 $447 $3,323 0 0