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Table 6 Common relationship matrix \(\mathbf {A}(\varvec{\Gamma })\) for the pedigree in Table 1

From: Genetic evaluation for three-way crossbreeding

id

1

2

3

4

5

6

7

8

1

\(1+\frac{\gamma _{\mathcal {A}}}{2}\)

\(\gamma _{\mathcal {A}}\)

\(\gamma _{\mathcal {A}\mathcal {B}}\)

\(\gamma _{\mathcal {A}\mathcal {C}}\)

\(\frac{1}{2}+\frac{3\gamma _{\mathcal {A}}}{4}\)

\(\frac{1}{4}+\frac{3\gamma _{\mathcal {A}}}{8}+\frac{\gamma _{\mathcal {A}\mathcal {B}}}{2}\)

\(\frac{1}{8}+\frac{3\gamma _{\mathcal {A}}}{16}+\frac{\gamma _{\mathcal {A}\mathcal {B}}}{4}+\frac{\gamma _{\mathcal {A}\mathcal {C}}}{2}\)

\(\frac{1}{8}+\frac{3\gamma _{\mathcal {A}}}{16}+\frac{\gamma _{\mathcal {A}\mathcal {B}}}{4}+\frac{\gamma _{\mathcal {A}\mathcal {C}}}{2}\)

2

 

\(1+\frac{\gamma _{\mathcal {A}}}{2}\)

\(\gamma _{\mathcal {A}\mathcal {B}}\)

\(\gamma _{\mathcal {A}\mathcal {C}}\)

\(\frac{1}{2}+\frac{3\gamma _{\mathcal {A}}}{4}\)

\(\frac{1}{4}+\frac{3\gamma _{\mathcal {A}}}{8}+\frac{\gamma _{\mathcal {A}\mathcal {B}}}{2}\)

\(\frac{1}{8}+\frac{3\gamma _{\mathcal {A}}}{16}+\frac{\gamma _{\mathcal {A}\mathcal {B}}}{4}+\frac{\gamma _{\mathcal {A}\mathcal {C}}}{2}\)

\(\frac{1}{8}+\frac{3\gamma _{\mathcal {A}}}{16}+\frac{\gamma _{\mathcal {A}\mathcal {B}}}{4}+\frac{\gamma _{\mathcal {A}\mathcal {C}}}{2}\)

3

  

\(1+\frac{\gamma _{\mathcal {B}}}{2}\)

\(\gamma _{\mathcal {B}\mathcal {C}}\)

\(\gamma _{\mathcal {A}\mathcal {B}}\)

\(\frac{1}{2}+\frac{\gamma _{\mathcal {B}}}{4} + \frac{\gamma _{\mathcal {A}\mathcal {B}}}{2}\)

\(\frac{1}{4}+\frac{\gamma _{\mathcal {B}}}{8} + \frac{\gamma _{\mathcal {A}\mathcal {B}}}{4} +\frac{\gamma _{\mathcal {A}\mathcal {C}}}{2}\)

\(\frac{1}{4}+\frac{\gamma _{\mathcal {B}}}{8} + \frac{\gamma _{\mathcal {A}\mathcal {B}}}{4} +\frac{\gamma _{\mathcal {A}\mathcal {C}}}{2}\)

4

   

\(1+\frac{\gamma _{\mathcal {C}}}{2}\)

\(\gamma _{\mathcal {A}\mathcal {C}}\)

\(\frac{\gamma _{\mathcal {A}\mathcal {C}}+\gamma _{\mathcal {B}\mathcal {C}}}{2}\)

\(\frac{1}{2}+\frac{\gamma _{\mathcal {C}}+\gamma _{\mathcal {A}\mathcal {C}}+\gamma _{\mathcal {B}\mathcal {C}}}{4}\)

\(\frac{1}{2}+\frac{\gamma _{\mathcal {C}}+\gamma _{\mathcal {A}\mathcal {C}}+\gamma _{\mathcal {B}\mathcal {C}}}{4}\)

5

    

\(1+\frac{\gamma _{\mathcal {A}}}{2}\)

\(\frac{1}{2}+\frac{\gamma _{\mathcal {A}}}{4} + \frac{\gamma _{\mathcal {A}\mathcal {B}}}{2}\)

\(\frac{1}{4}+\frac{\gamma _{\mathcal {A}}}{8} + \frac{\gamma _{\mathcal {A}\mathcal {B}}}{4}+ \frac{\gamma _{\mathcal {A}\mathcal {C}}}{2}\)

\(\frac{1}{4}+\frac{\gamma _{\mathcal {A}}}{8} + \frac{\gamma _{\mathcal {A}\mathcal {B}}}{4}+ \frac{\gamma _{\mathcal {A}\mathcal {C}}}{2}\)

6

     

\(1+\frac{\gamma _{\mathcal {A}\mathcal {B}}}{2}\)

\(\frac{1}{2}+\frac{\gamma _{\mathcal {A}\mathcal {B}}+\gamma _{\mathcal {A}\mathcal {C}}+\gamma _{\mathcal {B}\mathcal {C}}}{4}\)

\(\frac{1}{2}+\frac{\gamma _{\mathcal {A}\mathcal {B}}+\gamma _{\mathcal {A}\mathcal {C}}+\gamma _{\mathcal {B}\mathcal {C}}}{4}\)

7

      

\(1+\frac{\gamma _{\mathcal {A}\mathcal {C}}+\gamma _{\mathcal {B}\mathcal {C}}}{4}\)

\(\frac{1}{2}+\frac{\gamma _{\mathcal {C}}+\gamma _{\mathcal {A}\mathcal {B}}}{8} +\frac{\gamma _{\mathcal {A}\mathcal {C}}+\gamma _{\mathcal {B}\mathcal {C}}}{4}\)

8

       

\(1+\frac{\gamma _{\mathcal {A}\mathcal {C}}+\gamma _{\mathcal {B}\mathcal {C}}}{4}\)