Table 1. The number of embryos recovered during embryo collection at 1 week after conception and the proportion of embryos observed in the compact morula, early blastocyst, blastocyst and expanded blastocyst stage from in normal weight ewes (CC), normal weight ewes put on a dietary restriction regime for one month before and one week after conception (CR), overnourished, obese ewes (HH) and obese ewes put on a dietary restriction regime for one month before and one week after conception (HR).

	Compact morula	Early blastocyst	Blastocyst	Expanded blastocyst
CC (n=55)	54.5%	9.1%	20.0%	16.4%
CR (n=45)	57.8%	15.5%	20.0%	6.7%
HH (n=42)	42.9%	7.1%	47.6%	2.4%
HR (n=55)	45.4%	10.9%	27.3%	16.4%