Table 4 The results of the pedigree analysis for the reference population of Mehraban sheep in year groups

Number of animals

7745

9340

9905

26990

Founder equivalent (f_e)

7244

3116

2965

-

Founder genome equivalent (f_g)

4211

2328

2118

-

Effective number of non-founders (N_enf)

10057

9205

7422

-

Effective population size (N_e)

363

5080

5740

11963

Average number of discrete generation equivalents (G_e)

0.3571

0.4545

0.5359

0.4188

Maximum number of discrete generation equivalents (MaxG_e)

1.625

1.9375

2.77734

2.777734

Minimum number of discrete generation equivalents (MinG_e)

0

0

0

0

Generation interval (L), years

2

2.18

2.27

2.15

Average coancestry (AC)

0.000118742

0.000214769

0.000238527

-

Changes in inbreeding (ΔF)

0.00137741

0.00009843

0.00008711

0.00004179