Table 1. Summary of heterozygosity and F-statistics across different variety groups.

		Ho	He	F	Polymorphic loci (%)	Fis	Fit	Fst
European ecotypes	Mean	0.324	0.291	−0.106	80.28	−0.112	0.135	0.223
	SE	0.005	0.004	0.011	0.99	0.002	0.002	0.001
AA	Mean	0.273	0.255	−0.069	67.39	−0.065	−0.010	0.052
	SE	0.004	0.003	0.005	0.86	0.006	0.006	0.002
OA	Mean	0.314	0.296	−0.060	82.50	−0.061	0.126	0.176
	SE	0.001	0.001	0.002	1.93	0.003	0.003	0.002
AF	Mean	0.328	0.294	−0.113	76.48	−0.109	0.149	0.235
	SE	0.002	0.002	0.003	4.45	0.004	0.005	0.003
(ARSP)	Mean	0.329	0.305	−0.077	79.47	−0.071	0.091	0.154
	SE	0.003	0.002	0.004	2.23	0.005	0.005	0.002
OF	Mean	0.336	0.310	−0.081	85.07	−0.082	0.072	0.142
	SE	0.002	0.001	0.002	1.31	0.004	0.004	0.002

AA–Aberystwyth bred amenities, OA–Other commercial amenities, AF- Aberystwyth bred forages, ARSP–Recurrent selection programme varieties, OF–Other commercial forages. Ho = Observed Heterozygosity = No. of Hets/N, He = Expected Heterozygosity = 1-sum pi^2, F = fixation index = (he- ho)/He = 1- (he/He). Fis = (Mean He-Mean Ho)/Mean He, Fit = (Ht-Mean Ho)/Ht, Fst = (Ht-Mean He)/Ht.