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O Tong
NTM
-65
Born
1/23/1983
Breeder
Ronald Opperman
Evaluation
Holstein
International ID
HOLUSAM000001918191
Herdbook number
FIN 92296
SWE 99186
DNK 225603
Trait # Daughters # Herds
Yield 2115 1002
Udder health 2370 1362
Conformation 936 387
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Breed proportions
Breed
%
HOL
100
Sire
Mars
HOLUSAM000001626813
PGS
Elevation
HOLUSAM000001491007
PGD
MARSHFIELD ADMIRAL TONIA
HOLUSAF000006467834
Dam
OPPERMAN CHIEF AMY SHELSEA
HOLUSAF000009115116
MGS
Arli Chief
HOLUSAM000001427381
MGD

HOLUSAF000007846705
MGDS
Astronaut
Show genetic traits
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Evaluation published 03.03.2026
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  • Trait Current evaluation 70 80 90 100 110 120 130 Reliability Contribution to NTM Index type Previous evaluation
Evaluation published 03.03.2026
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  • Trait Breeding value NAV Countries
    Bull effect Average     Comment Denmark
    Bull effect Average     Finland
    Bull effect Average     Sweden
    Bull effect Average
  • Yield 53        
    • Milk (305-d, kg) 78 -721.8  11702 -729.5  11943 -665.5  11052 -740.8  11777
    • Fat (305-d, kg) 64 -44.9  483 -43.6  482 -48.4  474 -46.9  486
    • Protein (305-d, kg) 54 -46.0  413 -45.4  419 -47.2  384 -47.2  415
    • Breeding values not in NTM        
      • Fat-% (average in 305-d) 86 -0.22  4.2 -0.21  4.1 -0.26  4.3 -0.23  4.2
      • Protein-% (average in 305-d) 64 -0.26  3.5 Notable differences between countries -0.23  3.5 -0.35  3.5 -0.28  3.5
  • Growth 92        
    • Daily carcass gain 73        
      • Short fattening period (g/day)   586   591   563   559
      • Long fattening period (g/day)   532 Not available in Denmark     551   502
    • Carcass conformation score (1-15) 110 +0.18  4.0 +0.17  3.5 +0.19  4.3 +0.20  4.5
  • Fertility 89        
    • Interval from calving to first insemination (cows) (days) 74 +7.5  81 +7.2  81 +7.3  82 +8.3  83
    • Interval from first to last insemination (heifers) (days) 97 +0.5  22 +0.5  21 +0.5  23 +0.5  23
    • Interval from first to last insemination (cows) (days) 89 +4.5  43 +4.4  42 +4.5  45 +4.7  47
    • Number of inseminations (heifers) 104 -0.02  1.6 -0.02  1.6 -0.02  1.6 -0.02  1.5
    • Number of inseminations (cows) 102 -0.01  2.0 -0.01  2.0 -0.01  2.0 -0.01  1.8
  • Birth 118        
    • Survival (sire) (%)        
    • 1st lactation 119 +0.57  96.0 Notable differences between countries +0.57  96.0 +0.74  94.5 +0.40  97.4
    • 2nd and later lactations 117 +0.11  98.0 Notable differences between countries +0.11  98.0 +0.13  97.3 +0.08  98.6
    • Calving ease (sire) (%)        
    • 1st lactation 110 +1.247  90.85 Notable differences between countries +1.259  90.73 +1.783  85.20 +0.832  94.48
    • 2nd and later lactations 105 +0.278  94.42 Notable differences between countries +0.303  93.79 +0.318  93.42 +0.182  96.67
  • Calving 85        
    • Survival (maternal) (%)        
    • 1st lactation 88 -0.45  96.0 Notable differences between countries -0.45  96.0 -0.58  94.5 -0.32  97.4
    • 2nd and later lactations 86 -0.08  98.0 Notable differences between countries -0.08  98.0 -0.11  97.3 -0.06  98.6
    • Calving ease (maternal) (%)        
    • 1st lactation 83 -1.806  90.85 Notable differences between countries -1.840  90.62 -2.535  85.53 -1.189  94.59
    • 2nd and later lactations 83 -0.645  94.43 Notable differences between countries -0.709  93.73 -0.725  93.55 -0.418  96.72
  • Udder health (%) 90 +2.68  6.6 Notable differences between countries +2.88  8.7 +2.72  6.2 +2.00  3.2
  • General health 79        
    • Early reproductive disorders (%) +1.11  5.1 Notable differences between countries +1.29  6.6 +0.97  3.5 +0.45  0.7
    • Late reproductive disorders (%) +0.58  6.2 Notable differences between countries +0.44  3.1 +0.99  16.9 +0.48  3.4
    • Ketosis (%) +0.19  1.1 Notable differences between countries +0.23  1.6 +0.14  0.5 +0.07  0.1
    • Other metabolic diseases (%) +0.99  5.3 Notable differences between countries +1.14  6.9 +0.81  3.1 +0.54  1.4
    • Feet and leg problems (%) +1.04  6.5 Notable differences between countries +1.30  12.3 +0.59  0.7 +0.56  1.2
  • Claw health        
    • Sole ulcer (p)   0.04 Notable differences between countries   0.06   0.04   0.02
    • Sole hemorrhage (p)   0.22 Notable differences between countries   0.34   0.09   0.13
    • Heel horn erosion (p)   0.15 Notable differences between countries   0.24   0.10   0.06
    • Digital dermatitis + interdigital Dermatitis (p)   0.20 Notable differences between countries   0.23   0.08   0.19
    • Verrucose dermatitis + Interdigital Hyperplasia (p)   0.03 Notable differences between countries   0.04   0.02   0.04
    • Double sole + white line separation (p)   0.07 Notable differences between countries   0.09   0.08   0.02
    • Cork screw claw (p)   0.08 Notable differences between countries   0.13   0.02   0.02
  • Frame 74        
    • Stature (cm) 67 -3.53  152.2 -3.64  152.3 -3.73  151.9 -3.08  152.4
    • Body depth (1-9) 103 +0.05  6.5 +0.05  6.6 +0.06  6.3 +0.04  6.4
    • Chest width (1-9) 93 -0.10  5.6 Notable differences between countries -0.10  5.6 -0.12  5.6 -0.08  5.7
    • Rib structure (1-9) 91 -0.15  5.8 -0.15  5.7 -0.17  5.6 -0.13  6.0
    • Top line (1-9) 82 -0.28  6.6 Notable differences between countries -0.28  6.6 -0.35  6.5 -0.22  6.7
    • Rump width (1-9) 68 -0.54  5.8 Notable differences between countries -0.52  5.8 -0.69  6.0 -0.43  5.7
    • Rump angle (1-9) 88 -0.28  4.7 -0.26  4.8 -0.35  4.6 -0.25  4.8
  • Feet & legs 93        
    • Rear legs, side view (1-9) 100 0.00  5.1 0.00  5.0 0.00  5.1 0.00  5.2
    • Rear legs, rear view (1-9) 93 -0.09  6.0 -0.09  6.0 -0.11  5.7 -0.08  6.2
    • Hock quality (1-9) 100 0.00  5.8 0.00  5.8 0.00  5.8 0.00  5.6
    • Bone quality (1-9) 93 -0.11  6.3 -0.10  6.3 -0.13  6.2 -0.09  6.6
    • Foot angle (1-9) 98 -0.02  5.0 -0.02  5.0 -0.02  4.9 -0.02  5.2
  • Udder 65        
    • Fore udder attachment (1-9) 72 -0.55  5.1 -0.60  5.1 -0.52  5.2 -0.47  5.2
    • Rear udder height (1-9) 82 -0.27  6.0 -0.29  6.0 -0.27  6.0 -0.22  6.2
    • Rear udder width (1-9) 80 -0.39  6.1 -0.39  6.2 -0.42  5.7 -0.36  6.1
    • Udder cleft (1-9) 102 +0.04  5.8 +0.04  5.8 +0.04  5.6 +0.03  6.0
    • Udder depth (1-9) 60 -1.10  5.5 -1.11  5.2 -1.17  5.8 -1.02  5.7
    • Udder balance (1-9) 89 -0.15  5.3 -0.15  5.3 -0.18  5.3 -0.13  5.4
    • Teat length (1-9) 100 0.00  5.5 0.00  5.5 0.00  5.5 0.00  5.6
    • Teat thickness (1-9) 93 -0.15  5.4 -0.16  5.5 -0.15  5.2 -0.12  5.4
    • Teat placement (front) (1-9) 83 -0.51  5.6 -0.53  5.6 -0.54  5.6 -0.43  5.7
    • Teat placement (back) (1-9) 95 -0.14  6.6 -0.15  6.4 -0.15  6.9 -0.13  6.8
  • Milkability (g fat+protein/min) 82 -28.2  202 Only available on Nordic level      
  • Temperament (1-5 or 1-9) 68   Different national scales -0.76  5.4 -0.37  3.2 -0.54  5.5
  • Longevity (days in production) 78 -123.3  913 -123.7  856 -128.7  1048 -118.5  927
  • Youngstock survival 85        
    • Early period (heifers) (%) 93 -0.28  96.9 -0.30  96.5 -0.24  97.6 -0.25  97.6
    • Late period (heifers) (%) 82 -0.99  95.7 -1.01  95.6 -0.84  96.8 -1.06  95.2
    • Early period (bulls) (%) 96 -0.15  95.2 -0.16  94.4 -0.16  94.9 -0.11  97.4
    • Late period (bulls) (%) 85 -1.37  96.2 -1.52  95.4 -1.21  96.8 -1.10  97.7
Nordic Cattle Genetic Evaluation Landbrug & Fødevarer FABA VÄXA Sverige