TOTALFLOAT Function

Use this formula to identify flexibility within your timeline by calculating the time a task can be delayed without impacting the project finish date or the start of a successor task.

Syntax

TOTALFLOAT(Value)
  • Value
    The row where you would calculate the TotalFloat function

Sample usage

=TOTALFLOAT([Primary Column]@row)

Usage notes

  • Calculates the difference between the task’s latest start or finish date and its earlier start or finish date using dependencies.
  • This function works with single predecessors.
  • Tasks on the Critical Path will show 0, as their dates are critical, meaning any delay will impact the project’s end date.
  • If you haven't enabled dependencies, you may see the #INVALID COLUMN VALUE error.

Examples

=TOTALFLOAT([Task Name]@row) 

Replace "[Task Name]@row" with the appropriate column reference in your sheet, ensuring the row corresponds to the task you're evaluating. You can select any column as the reference.

This formula function returns the total float for this task at the specified row.

Keep in mind

This function finds the last date listed in your End Date column, or the column you selected in your Project Settings as the End Date, and sees how many days a task can shift and update while still hitting the target end date.

If you use the End Date column and have all of your tasks lead up to the final row linked to each other via dependencies, then there is no wiggle room, and your TotalFloat will find 0 days to shift.

However, if your target end date differs from what you have listed in the tasks, you must ensure that the row where you state your target date is set up as a task row with a Start Date and End Date. Then, TOTALFLOAT will be able to recognize it as the final date for the entire project and re-calculate it based on that.

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