Table 2.

Production data for three batches of conventional layers (LB+) and dual-purpose hens (LD) at the end of the respective study period (week of life).

Batch	Week of Life	Hybrid	Cumulative Mortality (%)	Laying Rate (%)	Number of Eggs/Average Hen Housed	Average Feed Consumption/d (g)	Average Feed Consumption (kg)/kg Egg Mass
1	19–71	LB+	6.91	84.83	338	116.92	2.19
		LD	2.34	73.56	293	97.54	2.25
2	18–69	LB+	12.06	84.92	322	126.12	2.45
		LD	7.86	67.25	255	97.59	2.52
3	18–56	LB+	8.68	89.24	240	117.97	2.29
		LD	5.02	70.45	190	89.00	2.37