777HO12276 ROZTAC

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Registration Name SIEMERS ROZTAC-ET
Registration Number HO840003212996903
Primary NAAB Code 777HO12276
Secondary Code(s) 200HO12276
Status Active AI Sire
Controller Name Semex Alliance (200)
Date of Birth 8/12/2020
aAa 423156
DMS 135,123
GFI 12.6%
Genetic Codes * TD TR TL TY TV TP TC TE
Haplotypes HH1T, HH2T, HH3T, HH4T, HH5T, HH6T
Sire CLAYNOOK ZASBERILLA-ET
MGS FARNEAR DELTA-LAMBDA-ET
Beta Casein A2A2
Kappa Casein AB
Beta Lactoglobulin -
INDEXES
NM$ 427, 88% R CM$ 457
NM Percentile 47% FM$ 357
GTPI 3094 GM$ 407
PRODUCTION TRAITS
2132 Dtrs 441 herds 40 % US 98% R
Milk 1078 Fat, % 59 , +0.05%
SCS 2.96, 97% R Protein, % 53 , +0.06%
Feed Saved -32 , 56% R Milking Speed 7.02 , 88% R
Health & Fertility
Productive Life -0.3      89% R Mastitis 0.2      81% R
Heifer Livability -0.5       71% R Metritis -0.3      80% R
Livability -3.1      78% R D. Abom 0.4      85% R
DPR -2.5      91% R Ketosis 0.4      77% R
HCR 1.8      92% R R. Placenta -0.4      80% R
CCR -1.8      91% R Milk Fever -0.1      69% R
SCR 0.1      96% R
Calving Traits
Sire CE 1.6      98% R 6379 Obs
Daughter CE 1.5      89% R 442 Obs, 897 Dtrs
Sire SB 3.7      96% R 8409 Obs
Daughter SB 4.6      91% R 438 Obs, Dtrs
Gestation Length -1.1      99% R 140 Obs, 1351 Dtrs
Early First Calving 2.0      83% R 55 Obs, 141 Dtrs

CDCB April 2026; Base of Evaluation: HO

* Individual bull owners may test for more recessives

Composites HA 04/2026
872 Dtrs 234 herds 97% R
PTA Type 1.75 UDC 1.87
FLC 0.13 BWC 0.52
Linear Traits
Stature 0.88
Tall
Strength 0.72
Strong
Body Depth 0.83
Deep
Dairy Form 1.25
Open
Rump Angle 0.10
Sloped
Thurl Width 1.86
Wide
Rear Legs-Side View -1.67
Straight
Rear Legs-Rear View 0.20
Straight
Foot Angle 1.95
Steep
Feet & Legs Score 0.29
High
F.U. Attachment 2.09
Strong
Rear Udder Height 2.70
High
Rear Udder Width 2.98
Wide
Udder Cleft 0.95
Strong
Udder Depth 0.62
Shallow
Front Teat Placement 1.20
Close
Rear Teat Placement 1.54
Close
Teat Length -0.42
Short
-2
0
2

CDCB April 2026; Base of Evaluation: HO