Figure 2From: Pregnancy Rates in Repeat-breeder Heifers Following Multiple Artificial Inseminations during Spontaneous OestrusIndividual P-LH concentrations in (A) RBH (n = 5) and (B) VH (n = 5) during spontaneous oestrus. Symbols representing data points indicate the time of ovulation for each heifer. Solid data-point symbols indicate those heifers that subsequently became pregnant.Back to article page