TABLE 6.
Realized (MC) and predicted accuracy of Âv for different numbers of half-sib progeny per sire and using either the exact prediction (MR exact) or the approximate prediction (MR approx)
No. of progeny
|
||||||
---|---|---|---|---|---|---|
10
|
100
|
|||||
![]() |
MC | MR exact | MR approx | MC | MR exact | MR approx |
Accuracy ![]() | ||||||
0 | 0.235 | 0.235 | 0.235 | 0.607 | 0.607 | 0.607 |
0.1 | 0.236 | 0.236 | 0.235 | 0.615 | 0.615 | 0.607 |
0.3 | 0.243 | 0.244 | 0.235 | 0.633 | 0.633 | 0.607 |
0.6 | 0.251 | 0.260 | 0.235 | 0.648 | 0.663 | 0.607 |
The exact prediction with multiple regression: , where
and
are columns of B and G. The approximate prediction (Equation 14):
, where
and with assumption
.
;
;
;
.