TABLE 5.

Multi-environment, genomic best linear unbiased predictor (GBLUP) (GB) and Gaussian-kernel (GK) prediction accuracy (±standard deviation) for potato tuber characteristics considering pseudo-diploid (A) (model 3), additive tetrasomic polyploid (B) (model 3), full tetraploid (C) (model 3), and B-C (model 4) with fourfold partitions of 10 random samples each in Helgegården 2020 (N = 169).

Characteristic	A Pseudo-diploid model 3	B Additive tetrasomic polyploidy model 3	C Full tetraploid model 3	B-C Model 4
GB
Total tuber weight	0.615 ± 0.090	0.688 ± 0.084	0.722 ± 0.081	0.720 ± 0.080
Tuber weight < 40	0.734 ± 0.064	0.768 ± 0.060	0.765 ± 0.058	0.772 ± 0.057
Tuber weight 40–50	0.559 ± 0.126	0.540 ± 0.125	0.516 ± 0.144	0.574 ± 0.124
Tuber weight 50–60	0.480 ± 0.108	0.523 ± 0.102	0.553 ± 0.104	0.540 ± 0.108
Tuber weight > 60	0.622 ± 0.088	0.690 ± 0.087	0.741 ± 0.072	0.738 ± 0.078
Starch (%)	0.824 ± 0.053	0.879 ± 0.038	0.867 ± 0.042	0.880 ± 0.036
GK
Total tuber weight	0.711 ± 0.078	0.713 ± 0.079	0.707 ± 0.082	0.714 ± 0.081
Tuber weight < 40	0.752 ± 0.061	0.752 ± 0.061	0.741 ± 0.061	0.750 ± 0.060
Tuber weight 40–50	0.386 ± 0.168	0.410 ± 0.159	0.346 ± 0.155	0.387 ± 0.154
Tuber weight 50–60	0.529 ± 0.107	0.536 ± 0.105	0.526 ± 0.105	0.534 ± 0.106
Tuber weight > 60	0.726 ± 0.080	0.722 ± 0.078	0.725 ± 0.073	0.727 ± 0.074
Starch (%)	0.843 ± 0.058	0.844 ± 0.058	0.843 ± 0.058	0.844 ± 0.058