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Table 6 Description of fixed effects for the evaluation models of each phenotype

From: Alternative methods improve the accuracy of genomic prediction using information from a causal point mutation in a dairy sheep model

Trait

Fixed effects

Number of levels

MY

• herd within year and within parity

• age at delivery within year and within parity

• month at delivery within year and within parity

• time between delivery and first OMR within year and within parity

42259

514

702

585

FY

• herd within year and within parity

• age at delivery within year and within parity

• quality control within year and within parity

20783

269

348

PY

FC

PC

LSCS

• herd within year and within parity

• age at delivery within year and within parity

• month at delivery within year and within parity

14306

206

312

TA

• herd within year

• interaction between examiner and the time difference between milking and scoring, within herd

• interaction between age at delivery and lactation stage, within year

• number of lambs within year

3672

2346

160

30

UC

UD

  1. Abbreviations: MY Milk Yield, FY Fat Yield, PY Protein Yield, FC Fat Content, PC Protein Content, LSCS Somatic Cell Score, TA Teat Angle, UC Udder Cleft, UD Udder Depth