,b Within a row, means without a common superscript differed (39 °C; P 0.05).
y,z Within a row, means without a common superscript differed (41 °C; P 0.05).
A,B Within a row, means without a common superscript differed (4.0 h; P 0.05).
Y,Z Within a row, means without a common superscript differed (6.5 h; P 0.05).
* Blastocyst yield differed (P 0.05) between control (39 °C) and HS (41 °C) group.
† For all breeds, cleavage, morula, and blastocyst yields were higher (P 0.05) for oocytes aspirated 4.0 versus 6.5 h after slaughter.