Recessives *

TV TL

Haplotypes

HH1T, HH2C, HH3T, HH4T, HH5T, HH6T, HCD-T

Beta Casein

Kappa Casein

Beta Lactoglobulin

Net Merit $ -480

GTPI 1902

Net Merit $ Percentile Ranking: 08%

DMS

|

aAa

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

Indexes (97% R)

Cheese Merit $

-520

Fluid Merit $

-388

Grazing Merit $

-483

Production (99% R)

99999 daughters in 25834 herds (17% US)

Milk

-1042

Fat

-40

+0.01%

Protein

-57

-0.09%

Somatic Cell Score

+3.19

99% R

Feed Saved

-305

85% R

Milking Speed

6.79

84% R

Health & Fertility

Productive Life

+0.3

99% R

Heifer Livability

+1.9

96% R

Livability

+3.6

99% R

Daughter Pregnancy Rate

+2.2

99% R

Heifer Conception Rate

+2.0

99% R

Cow Conception Rate

+3.0

99% R

Sire Conception Rate

% R

Mastitis

0.3

98% R

Metritis

-0.6

97% R

Displaced Abomasum

-1.6

98% R

Ketosis

-2.1

97% R

Retained Placenta

0.7

97% R

Milk Fever

0.1

94% R

Pedigree

Sire

RONNYBROOK PRELUDE-ET

MGS

TO-MAR BLACKSTAR-ET

Calving

Sire Calving Ease

2.5

99% R

99999 Obs

Daughter Calving Ease

3.3

99% R

18962 Obs., 63445 Dtrs

Sire Stillbirth

4.1

99% R

99999 Obs

Daughter Stillbirth

5.2

99% R

14705 Obs., Dtrs

Gestation Length

1.9

99% R

1360 Obs, 7860 Dtrs

Early First Calving

-3.0

99% R

4459 Obs, 18972 Dtrs

Conformation (99% R)

74809 daughters in 17654 herds | HA 12/2025

PTA Type

-0.88

Udder Composite

-1.79

F&L Composite

+0.15

Body Weight Composite

+1.30

Stature

+0.07

Strength

+1.01

Body Depth

+0.76

Dairy Form

-1.14

Rump Angle

+2.09

Thurl Width

-0.23

R. Legs S. View

-1.50

R. Legs R. View

+0.28

Foot Angle

+0.38

F. Udder Att.

-1.63

R. Udder Ht.

-1.88

R. Udder Wid.

-1.84

Udder Cleft

-1.23

Udder Depth

-1.59

F. Teat Place

-0.60

R. Teat Place

-0.84

Teat Length

+0.16

0

-2

-1

1

2

Tall

Strong

Deep

Closed

Sloped

Narrow

Straight

Straight

Steep

Weak

Low

Narrow

Weak

Deep

Wide

Wide

Long