Longevity

Performance trait

${\sigma }_a^2$

${\sigma }_e^2$

h² ± se

σ_1,2

r_g

Long1

24,121.1

312,591.0

0.07 ± 0.08

Age at first calving, mo

1.8

21.4

0.08 ± 0.01

−58

−0.28 ± 0.06

First parity calving interval, days

209.9

15,002.0

0.01 ± 0.01

−3498.7

−0.67 ± 0.08

First parity lactation length, days

10,147.0

91,570.1

0.10 ± 0.06

−1634.1

−0.10 ± 0.06

First parity milk yield

43,565.9

190,761.0

0.19 ± 0.02

31,490.0

0.97 ± 0.03

First parity services/conception, No

0.07

2.7

0.02 ± 0.03

−0.63

−0.02 ± 0.02

Long2

28,761.1

319,900.1

0.08 ± 0.01

Age at first calving, mo

1.97

22.70

0.08 ± 0.02

−54.2

−0.14 ± 0.05

First parity calving interval, days

739.8

14,821.1

0.05 ± 0.04

−1853.4

−0.24 ± 0.04

First parity lactation length, days

2463.2

18,347.1

0.12 ± 0.03

6065.1

0.72 ± 0.03

First parity milk yield

49,277.0

210,931.1

0.19 ± 0.02

36,473.0

0.97 ± 0.04

First parity services/conception, No

0.093

2.49

0.04 ± 0.03

−41.9

−0.18 ± 0.14

Long3

0.11

1.50

0.07 ± 0.02

Age at first calving, mo

1.29

11.6

0.10 ± 0.02

−0.36

−0.96 ± 0.06

First parity calving interval, days

215.6

15,672.0

0.01 ± 0.02

−0.78

−0.16 ± 0.08

First parity lactation length, days

9170.63

91,824.2

0.10 ± 0.03

2.56

0.08 ± 0.19

First parity milk yield

49,121.1

166,000.1

0.23 ± 0.04

68.6

0.93 ± 0.06

First parity services/conception, No

0.03

2.43

0.01 ± 0.01

−0.04

−0.70 ± 0.18

Long4

5595.0

127,280.1

0.04 ± 0.02

Age at first calving, mo

1.2

27.3

0.04 ± 0.02

−69.5

−0.85 ± 0.08

First parity calving interval, days

323.4

15,033.1

0.02 ± 0.03

−168.8

−0.13 ± 0.07

First parity lactation length, days

10,543.0

82,951.1

0.11 ± 0.02

1761.0

0.23 ± 0.04

First parity milk yield

33,851.0

217,541.0

0.13 ± 0.01

12,063.1

0.88 ± 0.01

First parity services/conception, No

0.03

2.4

0.01 ± 0.09

−9.4

−0.73 ± 0.34

Long5

398,380.2

3,811,821.3

0.09 ± 0.01

Age at first calving, mo

1.4

12.0

0.10 ± 0.01

−121.2

−0.16 ± 0.03

First parity calving interval, days

341.2

12,037

0.03 ± 0.02

−699.3

−0.06 ± 0.03

First parity lactation length, days

165.2

2054.2

0.07 ± 0.02

2731.0

0.37 ± 0.02

First parity milk yield

6110.2

208,386.0

0.18 ± 0.01

129,339.1

0.95 ± 0.05

First parity services/conception, No

0.04

2.4

0.02 ± 0.01

−70.5

−0.55 ± 0.06