250HO16110 LETCHWORTH

Registration Name AURORA LETCHWORTH-ET
Registration Number HO840003218470965
Primary NAAB Code 250HO16110
Secondary Code(s) 550HO16110, 585HO16110, 007HO16110
Status Active AI Sire
Controller Name Genervations (250)
Date of Birth 3/12/2021
aAa 423
DMS 561
GFI 11.6%
Genetic Codes * TY TC TR TD TP TL TV TE
Haplotypes HH1T, HH2T, HH3T, HH4T, HH5T, HH6T
Beta Casein A2A2
Kappa Casein AB
Beta Lactoglobulin AA
INDEXES
NM$ 674, 88% R CM$ 710
NM Percentile 80% FM$ 589
GTPI 3155 GM$ 658
PRODUCTION TRAITS
614 Dtrs 84 herds 100 % US 98% R
Milk 297 Fat, % 68 , +0.21%
SCS 2.94, 95% R Protein, % 34 , +0.09%
Feed Saved 67 , 56% R Milking Speed 6.75 , 87% R
Health & Fertility
Productive Life 4.0      88% R Mastitis 1.6      76% R
Heifer Livability 0.5       66% R Metritis 0.3      79% R
Livability 1.7      83% R D. Abom 0.1      84% R
DPR 0.9      88% R Ketosis 0.4      76% R
HCR -2.5      95% R R. Placenta -0.8      84% R
CCR 2.2      88% R Milk Fever 0.1      68% R
SCR 0.9      97% R
Calving Traits
Sire CE 1.7      99% R 4907 Obs
Daughter CE 1.5      94% R 246 Obs, 246 Dtrs
Sire SB 4.9      97% R 4056 Obs
Daughter SB 3.0      92% R 241 Obs, Dtrs
Gestation Length 0.8      89% R 10 Obs, 37 Dtrs
Early First Calving 2.1      76% R 0 Obs, 0 Dtrs

CDCB August 2025; Base of Evaluation: HO

* Individual bull owners may test for more recessives

Composites HA 08/2025
104 Dtrs 23 herds 93% R
PTA Type 0.97 UDC 0.73
FLC 0.29 BWC 0.06
Linear Traits
Stature 0.81
Tall
Strength 0.37
Strong
Body Depth 0.40
Deep
Dairy Form 1.20
Open
Rump Angle 1.34
Sloped
Thurl Width 0.83
Wide
Rear Legs-Side View 1.69
Curved
Rear Legs-Rear View 0.45
Straight
Foot Angle 0.25
Steep
Feet & Legs Score 0.53
High
F.U. Attachment 1.02
Strong
Rear Udder Height 1.41
High
Rear Udder Width 1.49
Wide
Udder Cleft -0.12
Weak
Udder Depth 0.56
Shallow
Front Teat Placement -0.09
Wide
Rear Teat Placement -0.52
Wide
Teat Length -0.90
Short
-2
0
2

CDCB August 2025; Base of Evaluation: HO