Dr Sandy Minck has advocated for Dense Breast Tissue women to be ADVISED at BreastScreen Level ....

@Fufan due to family history, she should be able to have annual screening mammograms at Breastscreen. My sister did after my diagnosis, until her own diagnosis five years later but I don't think she received annual reminders. 
However, sometimes, as @arpie said, the convenience of having it all done at one place, on the same day, wins hands down