Treatment		Egg weight (g)						% Shell weight						% White weight						% Yolk weight
Treatment	Jul		Aug	Sep	Oct	All	Jul		Aug	Sep	Oct	All	Jul		Aug	Sep	Oct	All	Jul	Aug	Sep	Oct	All
Feed
Control	54.2^a		55.3	57.6^a	60.1^a	56.8^a	14.9^ab		14.9	15.4^a	15.1	15.1^a	60.4^ab		60.6^a	58.9^a	59.0	59.7^a	24.7	24.7^a	25.9	26.1	25.4
Probiotic	55.5^b		55.8	59.8^b	62.1^b	58.2^b	14.6^a		14.9	14.5^b	15.1	14.8^b	60.7^a		60.1^ab	60.2^b	59.3	60.1^a	24.7	25.1^ab	25.8	25.7	25.3
Postbiotic	54.4^ab		55.7	58.6^ab	61.4^b	57.5^ab	15.3^b		15.2	15.2^a	15.5	15.2^a	59.9^b		59.7^b	59.1^a	58.5	59.3^b	24.8	25.4^b	25.9	26.3	25.6
SEM	0.65		0.58	0.63	0.57	0.37	0.27		0.24	0.26	0.25	0.13	0.44		0.43	0.46	0.42	0.23	0.33	0.33	0.32	0.33	0.17
Temperature
Control	55.2^a		56.8^a	59.3^a	61.0	58.0^a	15.1		15.2	15.4	15.3	15.3^a	60.5		59.9	59.1	58.4^a	59.5^a	24.4^a	24.9	25.9	26.3^a	25.4
Heat stress	54.1^b		54.4^b	57.9^b	61.3	56.9^b	14.8		14.9	14.7	15.1	14.9^b	60.1		60.4	59.6	59.4^b	60.0^b	25.1^b	25.2	25.8	25.8^b	25.5
SEM	0.53		0.48	0.52	0.47	0.31	0.22		0.20	0.21	0.21	0.11	0.36		0.36	0.38	0.34	0.18	0.27	0.27	0.26	0.27	0.14
Variables
Feed	0.096		0.643	0.004	0.002	0.001	0.021		0.540	0.002	0.245	0.001	0.131		0.091	0.016	0.210	0.002	0.925	0.094	0.794	0.182	0.191
Heat stress	0.045		0.000	0.012	0.530	0.001	0.227		0.122	0.492	0.263	0.000	0.270		0.168	0.159	0.003	0.024	0.015	0.414	0.639	0.046	0.681
Feed * HS	0.269		0.212	0.093	0.000	0.012	0.827		0.525	0.147	0.527	0.524	0.714		0.581	0.128	0.165	0.079	0.320	0.706	0.016	0.105	0.020