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O Tong
NTM
-64
Born
23/01/1983
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
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Evaluation published 04.11.2025
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  • Trait Current evaluation 70 80 90 100 110 120 130 Reliability Contribution to NTM Index type Previous evaluation
Evaluation published 04.11.2025
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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 54        
    • Milk (305-d, kg) 79 -688.9  11633 -696.3  11882 -637.3  10951 -705.3  11709
    • Fat (305-d, kg) 65 -43.7  477 -42.2  477 -48.0  468 -45.4  482
    • Protein (305-d, kg) 55 -45.0  409 -44.2  414 -46.7  378 -46.3  413
    • Breeding values not in NTM        
      • Fat-% (average in 305-d) 87 -0.21  4.2 -0.20  4.1 -0.25  4.3 -0.21  4.2
      • Protein-% (average in 305-d) 65 -0.25  3.5 Notable differences between countries -0.23  3.5 -0.36  3.5 -0.26  3.5
  • Growth 92        
    • Daily carcass gain 74        
      • Short fattening period (g/day)   587   591   565   561
      • Long fattening period (g/day)   532 Not available in Denmark     550   503
    • Carcass conformation score (1-15) 110 +0.18  4.0 +0.17  3.5 +0.19  4.4 +0.20  4.5
  • Fertility 89        
    • Interval from calving to first insemination (cows) (days) 75 +7.2  81 +6.9  81 +7.1  83 +7.9  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  46
    • 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 +0.76  94.3 +0.40  97.4
    • 2nd and later lactations 117 +0.11  98.0 Notable differences between countries +0.11  98.0 +0.14  97.3 +0.08  98.6
    • Calving ease (sire) (%)        
    • 1st lactation 110 +1.296  90.38 Notable differences between countries +1.317  90.17 +1.835  84.58 +0.834  94.47
    • 2nd and later lactations 105 +0.290  94.13 Notable differences between countries +0.316  93.46 +0.331  93.06 +0.186  96.57
  • Calving 86        
    • Survival (maternal) (%)        
    • 1st lactation 88 -0.45  96.0 Notable differences between countries -0.45  96.0 -0.60  94.3 -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 -1.875  90.39 Notable differences between countries -1.923  90.07 -2.610  84.92 -1.192  94.58
    • 2nd and later lactations 83 -0.672  94.14 Notable differences between countries -0.739  93.40 -0.756  93.20 -0.428  96.62
  • Udder health (%) 90 +2.68  6.8 Notable differences between countries +2.86  8.8 +2.70  6.2 +2.10  3.6
  • General health 79        
    • Early reproductive disorders (%) +1.07  5.0 Notable differences between countries +1.26  6.6 +0.95  3.5 +0.48  0.9
    • Late reproductive disorders (%) +0.58  6.2 Notable differences between countries +0.45  3.1 +0.99  16.7 +0.50  3.7
    • Ketosis (%) +0.18  1.1 Notable differences between countries +0.23  1.7 +0.14  0.5 +0.08  0.2
    • Other metabolic diseases (%) +0.98  5.2 Notable differences between countries +1.13  7.0 +0.79  3.1 +0.61  1.9
    • Feet and leg problems (%) +1.01  6.3 Notable differences between countries +1.28  12.2 +0.57  0.7 +0.56  1.3
  • 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   0.33   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   0.24   0.08   0.19
    • Verrucose dermatitis + Interdigital Hyperplasia (p)   0.04 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)   0.07 Notable differences between countries   0.12   0.02   0.02
  • Frame 74        
    • Stature (cm) 67 -3.53  152.1 -3.61  152.0 -3.74  151.9 -3.11  152.3
    • Body depth (1-9) 103 +0.05  6.4 +0.05  6.5 +0.06  6.3 +0.04  6.4
    • Chest width (1-9) 93 -0.10  5.6 Notable differences between countries -0.10  5.5 -0.12  5.5 -0.08  5.6
    • Rib structure (1-9) 91 -0.15  5.7 -0.15  5.6 -0.18  5.5 -0.14  6.0
    • Top line (1-9) 82 -0.28  6.6 Notable differences between countries -0.28  6.5 -0.34  6.5 -0.22  6.6
    • Rump width (1-9) 68 -0.54  5.8 Notable differences between countries -0.52  5.8 -0.68  5.9 -0.43  5.7
    • Rump angle (1-9) 88 -0.28  4.7 -0.26  4.8 -0.34  4.6 -0.24  4.8
  • Feet & legs 93        
    • Rear legs, side view (1-9) 100 0.00  5.1 0.00  5.1 0.00  5.1 0.00  5.2
    • Rear legs, rear view (1-9) 93 -0.09  6.0 -0.09  5.9 -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  5.7
    • 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) 73 -0.53  5.1 -0.57  5.1 -0.50  5.2 -0.45  5.1
    • Rear udder height (1-9) 82 -0.27  6.0 -0.29  5.9 -0.27  6.0 -0.22  6.2
    • Rear udder width (1-9) 80 -0.39  6.0 -0.39  6.2 -0.42  5.7 -0.35  6.0
    • Udder cleft (1-9) 102 +0.04  5.8 +0.04  5.8 +0.04  5.6 +0.03  5.9
    • Udder depth (1-9) 60 -1.10  5.5 -1.11  5.2 -1.17  5.7 -1.03  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 -0.77  5.4 -0.38  3.2 -0.54  5.5
  • Longevity (days in production) 78 -123.3  906 -123.6  849 -128.9  1044 -118.6  922
  • Youngstock survival 85        
    • Early period (heifers) (%) 93 -0.28  97.0 -0.30  96.6 -0.25  97.6 -0.25  97.6
    • Late period (heifers) (%) 82 -0.99  95.8 -1.01  95.6 -0.84  96.9 -1.06  95.3
    • Early period (bulls) (%) 96 -0.15  95.2 -0.16  94.5 -0.16  95.0 -0.11  97.5
    • Late period (bulls) (%) 85 -1.37  96.2 -1.52  95.4 -1.20  96.9 -1.07  97.9
Nordic Cattle Genetic Evaluation Landbrug & Fødevarer FABA VÄXA Sverige