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Bull
Bull
Dam
Dam
Bull
Dam

VJ Jocko

NTM 4
Herdbook number: DNK 304605 Birthdate: 18 Jun 2017
Breed Jersey
Sire VJ Lobo
MGS VJ Janko
Proven/Genomic Proven
Beta casein A2A2
Kappa casein BB
Polled Horned
aAa 426351
Recommended for
Health
Link to NAV Bull Data
NTM guide
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Production & Efficiency
  • Trait Index 80 100 120
  • Production 94
  • Milk kg 100
  • Fat, kg 95
  • Fat, % 97
  • Protein kg 95
  • Protein % 93
  • Persistency 101
  • Growth 91
  • Saved feed 91
  • Maintenance efficiency 102
NAV proof run date: 11-08-2026 Reliability 99 % Number of daughters: 612
Health & Reproduction
  • Trait Index 80 100 120
  • Daughter fertility 112
  • Interval from calving to first insemination (cows) 103
  • Interval from first to last insemination (heifers) 101
  • Interval from first to last insemination (cows) 114
  • Number of inseminations (heifers) 98
  • Number of inseminations (cows) 113
  • Calving sire 105
  • Calving maternal 99
  • Udder health 104
  • General health 105
  • Longevity 113
  • Hoof health 130
  • Sole Ulcer 131
  • Sole Hemorrhage 124
  • Heel Horn Erosion 112
  • Digital dermatitis + Interdigital Dermatitis 103
  • Verrucose dermatitis + Interdigital Hyperplasia 114
  • Double sole + White line separation 150
  • Cork screw claw 119
  • Youngstock survival 101
NAV proof run date: 11-08-2026 Reliability 96 % Number of daughters: 500
Functional
  • Trait Index 80 100 120
  • Milkability 94
  • Temperament 111
NAV proof run date: 11-08-2026 Reliability 91 % Number of daughters: 332
Conformation
  • Trait Index 80 100 120
  • Frame 98
  • Stature 103 Short Tall
  • Body depth 95 Shallow Deep
  • Chest width 93 Narrow Wide
  • Rib structure 99 Coarse Angular
  • Top line 119 Weak Strong
  • Rump width 100 Narrow pins Wide pins
  • Rump angle 115 High pins Low pins
  • Feet & legs 112
  • Rear legs, side view 99 Straight Sickled
  • Rear legs, back rear view 107 Toes out Parallel, bow-legged
  • Foot angle 111 Low Steep
  • Bone quality 99 Coarse Fine and thin
  • Hock quality 111 Filled Dry
  • Udder 113
  • Fore udder attachment 104 Loose Strong
  • Rear udder height 101 Low High
  • Rear udder width 106 Narrow Wide
  • Udder support 112 Weak Strong
  • Udder depth 111 Deep High
  • Udder balance 92 Deep rear udder Deep front udder
  • Teat length 98 Short Long
  • Teat thickness 120 Thin Thick
  • Teat placement (front) 104 Wide Close
  • Teat placement (back) 111 Wide Close
NAV proof run date: 11-08-2026 Reliability 91 % Number of daughters: 332