Cycle count frequency. IOour goal is to count a few sub inventories twice per year, but 100% of the

If our plan is to schedule some sub inventories to be counted two times per year, how do we ensure that ALL itmes that have on hand quantity when the cycle count program is run get counted?  If we choose automatic scheduling, the scheduler will consider the calendar and think we have the entire year to complete these counts.  Could we leave the "auto schedule" box unchecked, and schedule these counts to run on two spoecific dates within the year?  If so, how would we ensure that 100% of the items with on hand quantity at that time in those