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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
Jesus J. Uranga 48 103 2.15 27 17 13 26.21% 55.34% $389,386 $3,780 $8,112 0 1
Ron Isbell, Jr. 1 2 2 0 0 0 0% 0% $6,152 $3,076 $6,152 0 0
Sandra L. Slivka 5 15 3 1 0 2 6.67% 20% $31,260 $2,084 $6,252 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
Jesus J. Uranga 43 163 3.79 33 32 27 20.25% 56.44% $342,960 $2,104 $7,976 0 0
Ron Isbell, Jr. 1 4 4 0 0 1 0% 25% $12,547 $3,137 $12,547 0 0
Sandra L. Slivka 2 11 5.5 4 1 1 36.36% 54.55% $67,000 $6,091 $33,500 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
Jesus J. Uranga 33 111 3.36 17 25 22 15.32% 57.66% $167,195 $1,506 $5,067 0 0
Ron Isbell, Jr. 2 8 4 0 0 0 0% 0% $8,524 $1,066 $4,262 0 0
Sandra L. Slivka 12 40 3.33 2 2 5 5% 22.5% $55,858 $1,396 $4,655 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
Jesus J. Uranga 29 77 2.66 22 15 10 28.57% 61.04% $194,194 $2,522 $6,696 0 0
Ron Isbell, Jr. 1 9 9 3 1 1 33.33% 55.56% $100,898 $11,211 $100,898 0 0
Sandra L. Slivka 22 65 2.95 4 8 10 6.15% 33.85% $126,455 $1,945 $5,748 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Sandra L. Slivka 11 31 2.82 1 5 5 3.23% 35.48% $43,380 $1,399 $3,944 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0
Sandra L. Slivka 20 65 3.25 6 3 9 9.23% 27.69% $148,990 $2,292 $7,450 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 3 15 5 1 1 0 6.67% 13.33% $8,716 $581 $2,905 0 0
Sandra L. Slivka 9 45 5 12 5 3 26.67% 44.44% $195,640 $4,348 $21,738 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 1 10 10 2 0 0 20% 20% $15,818 $1,582 $15,818 0 0
Sandra L. Slivka 4 13 3.25 2 2 2 15.38% 46.15% $45,170 $3,475 $11,293 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 2 7 3.5 0 0 1 0% 14.29% $3,093 $442 $1,547 0 0
Sandra L. Slivka 1 5 5 1 0 1 20% 40% $22,090 $4,418 $22,090 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 3 22 7.33 1 6 4 4.55% 50% $23,266 $1,058 $7,755 0 0
Sandra L. Slivka 4 16 4 2 2 2 12.5% 37.5% $45,768 $2,861 $11,442 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 2 26 13 2 3 7 7.69% 46.15% $28,138 $1,082 $14,069 0 0
Sandra L. Slivka 9 25 2.78 1 3 3 4% 28% $33,758 $1,350 $3,751 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 2 7 3.5 0 1 1 0% 28.57% $3,755 $536 $1,878 0 0
Sandra L. Slivka 14 51 3.64 13 7 9 25.49% 56.86% $196,541 $3,854 $14,039 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 2 3 1.5 0 0 0 0% 0% $463 $154 $232 0 0
Sandra L. Slivka 2 5 2.5 0 0 0 0% 0% $1,620 $324 $810 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 1 6 6 1 0 1 16.67% 33.33% $6,585 $1,098 $6,585 0 0
Sandra L. Slivka 26 75 2.88 9 6 15 12% 40% $158,249 $2,110 $6,087 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 2 10 5 1 1 2 10% 40% $21,534 $2,153 $10,767 0 0
Sandra L. Slivka 24 77 3.21 15 18 8 19.48% 53.25% $352,289 $4,575 $14,679 0 1

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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 2 13 6.5 3 2 1 23.08% 46.15% $44,492 $3,422 $22,246 0 0
Sandra L. Slivka 16 55 3.44 9 6 10 16.36% 45.45% $136,067 $2,474 $8,504 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 3 7 2.33 0 1 1 0% 28.57% $17,500 $2,500 $5,833 0 0
Sandra L. Slivka 21 61 2.9 2 9 14 3.28% 40.98% $132,920 $2,179 $6,330 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 2 9 4.5 2 3 1 22.22% 66.67% $103,150 $11,461 $51,575 0 0
Sandra L. Slivka 12 54 4.5 13 11 3 24.07% 50% $627,293 $11,617 $52,274 0 3

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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 2 10 5 3 2 0 30% 50% $129,548 $12,955 $64,774 0 0
Sandra L. Slivka 20 62 3.1 5 10 9 8.06% 38.71% $141,410 $2,281 $7,071 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 1 7 7 3 0 1 42.86% 57.14% $131,683 $18,812 $131,683 0 0
Sandra L. Slivka 19 62 3.26 9 6 8 14.52% 37.1% $260,549 $4,202 $13,713 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 1 2 2 1 0 1 50% 100% $33,110 $16,555 $33,110 0 0
Sandra L. Slivka 17 88 5.18 21 11 16 23.86% 54.55% $397,487 $4,517 $23,382 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Sandra L. Slivka 10 57 5.7 5 8 7 8.77% 35.09% $163,255 $2,864 $16,326 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Sandra L. Slivka 9 42 4.67 3 6 3 7.14% 28.57% $87,132 $2,075 $9,681 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Sandra L. Slivka 10 30 3 2 3 6 6.67% 36.67% $23,983 $799 $2,398 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Sandra L. Slivka 1 2 2 0 0 0 0% 0% $400 $200 $400 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Sandra L. Slivka 8 35 4.38 5 1 2 14.29% 22.86% $23,520 $672 $2,940 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 2 6 3 0 0 0 0% 0% $430 $72 $215 0 0
Sandra L. Slivka 2 10 5 0 2 3 0% 50% $3,491 $349 $1,746 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 2 16 8 1 3 1 6.25% 31.25% $30,520 $1,908 $15,260 0 0
Sandra L. Slivka 3 12 4 0 0 1 0% 8.33% $1,763 $147 $588 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 1 8 8 0 2 0 0% 25% $5,407 $676 $5,407 0 0
Sandra L. Slivka 5 15 3 1 1 2 6.67% 26.67% $5,681 $379 $1,136 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
Jesus J. Uranga 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Sandra L. Slivka 6 28 4.67 4 1 5 14.29% 35.71% $10,956 $391 $1,826 0 0