Clonlahy Boy

Grazing Specialist

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  • Full Name: Clonlahy Boy
  • Sire Stack: Pivotal x Rudolph x Pat 1356
  • HBN: HOLIRLM218079092615
  • AI Code: HO7380
  • Kappa Casein: BB
  • Beta Casein: A2A2

Production summary

  • Date Nov 2025
  • Source ICBF
  • Prod Dtrs 661
  • Prod Herds 259
  • EBI 205
  • EBI Rel 859
  • Milk S.I. 100
  • Milk S.I. Rel 98
  • Milk kgs 15
  • Fat kgs 16.2
  • Fat % 0.27
  • Protein kgs 9.8
  • Protein % 0.16

Calving summary

  • Calving S.I. 48
  • Calving S.I. Rel 98
  • Direct calving ease 5.34
  • Maternal calving ease 4.90
  • Gestation length -5.80
  • Calf mortality -0.15

Fertility summary

  • Fertility S.I. 46
  • Fertility S.I. Rel 75
  • Calving interval -2.71
  • Survival 0.74

Maintenance

  • Maintenance S.I. -5
  • Maintenance S.I. Rel 86
  • Stature -0.85
  • Condition score -0.33

Management

  • Management S.I. 0
  • Management S.I. Rel 66
  • Milking speed 1.98
  • Temperament 0.01

Pedigree

  • DAM Clonlahy PHC Lass 2271
  • 2ND DAM Clonlahy HZB Lass 1720

Carbon summary

  • Carbon S.I. -7
  • Carbon S.I. Rel 90

Beef summary

  • Beef S.I. 25
  • Beef S.I. Rel 92

Health summary

  • Health S.I. -2
  • Health S.I. Rel 81
  • Lameness 0
  • Mastitis 0.02
  • SCC -0.05

UK figures

  • Milk kgs -295
  • Fat kgs 9.6
  • Protein kgs 4.7
  • Fat % 0.47
  • Protein % 0.31
  • Lifespan -42
  • SCC 9
  • Mastitis 1
  • Fertility index 5.6
  • SCI 309
  • ACI 276
  • ACI/SCI Rel % 70

Proof run: UK Data: AHDB 25/12
Cogent abide by the AHDB Dairy and Holstein UK established Code of Advertising.
UK information supplied by AHDB.

Haplotypes & Recessives: HH3C

Bulls tested free for genetic recessives will not show these codes for formatting reasons