Table 2.

Pregnancy differences between day 19 and 33 post insemination (Experiment 1).

		Pregnancy per insemination (%)
Bull SCR class	n1	Day 19 2	Day 333	P value4	Pregnancy loss (%)
High	29	89.6	79.0	0.005	10.6
Low	47	68.0	49.0	<0.0001	19.0
P value5		0.029	<0.0001		0.0149

¹Includes only data from bulls 3, 5, 8, 9, and 10.

²Based on ISG15 expression using ROC analysis.

³Determined by ultrasound.

⁴Within a row, differences within SCR class between day 19 and day 33.

⁵Within a column, differences between SCR class.