Estimation of variance components and prediction of breeding values based on group records from varying group sizes

Table 4 Data for the example used to demonstrate the model and variance components

Id	Sire^a	Dam^a	Group (Pen)	Litter	Phenotype
P4	P1	–	–	–	–
P5	P1	–	–	–	–
1	P3	P2	1	1	11
2	P3	P2	1	1	12
3	P3	P2	1	1	13
4	P3	P4	1	2	14
5	P3	P4	1	2	15
6	P3	P4	2	2	16
7	P5	P6	2	3	18
8	P5	P6	2	3	17

ISSN: 1297-9686

Id	Sire^a	Dam^a	Group (Pen)	Litter	Phenotype
P4	P1	–	–	–	–
P5	P1	–	–	–	–
1	P3	P2	1	1	11
2	P3	P2	1	1	12
3	P3	P2	1	1	13
4	P3	P4	1	2	14
5	P3	P4	1	2	15
6	P3	P4	2	2	16
7	P5	P6	2	3	18
8	P5	P6	2	3	17

Id	Sire^a	Dam^a	Group (Pen)	Litter	Phenotype
P4	P1	–	–	–	–
P5	P1	–	–	–	–
1	P3	P2	1	1	11
2	P3	P2	1	1	12
3	P3	P2	1	1	13
4	P3	P4	1	2	14
5	P3	P4	1	2	15
6	P3	P4	2	2	16
7	P5	P6	2	3	18
8	P5	P6	2	3	17

Id	Sire^a	Dam^a	Group (Pen)	Litter	Phenotype
P4	P1	–	–	–	–
P5	P1	–	–	–	–
1	P3	P2	1	1	11
2	P3	P2	1	1	12
3	P3	P2	1	1	13
4	P3	P4	1	2	14
5	P3	P4	1	2	15
6	P3	P4	2	2	16
7	P5	P6	2	3	18
8	P5	P6	2	3	17