Recessives *

TL TV TY TM

Haplotypes

HH1T, HH2T, HH3T, HH4T, HH5T, HH6T, HCD-T

Beta Casein

A2A2

Kappa Casein

AA

Beta Lactoglobulin

Net Merit $ -162

GTPI 2322

Net Merit $ Percentile Ranking: 14%

DMS

|

aAa

432516

CDCB December 2025; Base of Evaluation: HO
* Individual bull owners may test for more recessives

Indexes (84% R)

Cheese Merit $

-137

Fluid Merit $

-219

Grazing Merit $

-194

Production (91% R)

727 daughters in 334 herds (0% US)

Milk

-470

Fat

+9

+0.11%

Protein

+2

+0.07%

Somatic Cell Score

+2.88

90% R

Feed Saved

-279

59% R

Milking Speed

6.49

65% R

Health & Fertility

Productive Life

-1.9

87% R

Heifer Livability

+0.5

68% R

Livability

-0.7

83% R

Daughter Pregnancy Rate

-0.7

88% R

Heifer Conception Rate

-2.5

81% R

Cow Conception Rate

-2.3

87% R

Sire Conception Rate

% R

Mastitis

0.6

77% R

Metritis

-0.2

73% R

Displaced Abomasum

-0.4

75% R

Ketosis

-0.7

73% R

Retained Placenta

-0.4

74% R

Milk Fever

0.0

66% R

Pedigree

Sire

SEAGULL-BAY SUPERSIRE-ET

MGS

LYLEHAVEN LIGHTNING

Calving

Sire Calving Ease

1.8

47% R

480 Obs

Daughter Calving Ease

2.1

41% R

0 Obs., 461 Dtrs

Sire Stillbirth

3.8

44% R

1124 Obs

Daughter Stillbirth

4.5

49% R

0 Obs., Dtrs

Gestation Length

-0.5

92% R

13 Obs, 68 Dtrs

Early First Calving

-2.5

77% R

0 Obs, 0 Dtrs

Conformation (74% R)

427 daughters in 222 herds | HA 12/2025

PTA Type

-0.10

Udder Composite

-0.81

F&L Composite

-1.32

Body Weight Composite

+1.39

Stature

+0.94

Strength

+1.36

Body Depth

+1.31

Dairy Form

+0.06

Rump Angle

+1.55

Thurl Width

+0.70

R. Legs S. View

+0.84

R. Legs R. View

-1.56

Foot Angle

-0.17

F. Udder Att.

-0.74

R. Udder Ht.

-0.77

R. Udder Wid.

-0.53

Udder Cleft

+0.84

Udder Depth

-0.68

F. Teat Place

-0.05

R. Teat Place

+1.67

Teat Length

+1.54

0

-2

-1

1

2

Tall

Strong

Deep

Open

Sloped

Wide

Curved

Hocked-in

Low

Weak

Low

Narrow

Strong

Deep

Wide

Close

Long