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Monthly Proration Examples
Demonstrates how the system calculates pricing based on a monthly billing cycle.
Base Transaction Details (All Examples)
- Effective From: 2025-03-28
- Effective To: 2026-02-04
- Total Duration: 314 Days
- Start Proration Day: 5 (Used for DayOfPeriod examples)
- Start Proration Month: February (Used for DayOfPeriod examples)
- Proration Period: Monthly
- List Price: $90.00
1. Start Proration Period: DayOfPeriod (Day 5) and Allow Partial Proration Periods: True
- Calculation Logic: The billing cycles run from the 5th of one month to the 4th of the next.
- Period 1 (Partial): 5-Mar-2025 to 4-Apr-2025
- Total Days in Period: 31
- Utilized Duration: 28-Mar-2025 to 4-Apr-2025 (8 Days)
- Pricing Term Count: 8 / 31 = 0.258065
- Period 2 (Full): 5-Apr-2025 to 4-May-2025
- Pricing Term Count: 1.0
- ... (Periods 3 through 10 are full months) ...
- Period 11 (Full): 5-Jan-2026 to 4-Feb-2026
- Utilized Duration: 5-Jan-2026 to 4-Feb-2026 (Full Period)
- Pricing Term Count: 1.0
- Total Pricing Term Count:: 0.258065 (Period 1) + 10 (Periods 2-11) = 10.258065
- Period 1 (Partial): 5-Mar-2025 to 4-Apr-2025
- Price: $90 x 10.258065 = $923.23
2. Start Proration Period: DayOfPeriod (Day 5) and Allow Partial Proration Periods: False
- Pricing Term Count: 1.0
- Calculation Logic: The term spans 10 full monthly periods (Apr–Jan) plus 1 partial
period (March 28–Apr 4). The partial period is rounded up to 1 unit.
- Total: 1 (Partial) + 10 (Full) = 11.0
- Subscription Price: $90 x 11.0 = $990.00
3. Start Proration Period: AlignToCalendar (1st of Month) and Allow Partial Proration Periods: True
- Calculation Logic: Billing cycles align with the calendar month (1st to 30th/31st).
- Period 1 (partial): 1-Mar-2025 to 31-Mar-2025
- Total Days in Period: 31
- Utilized Duration: 28-Mar-2025 to 04-Feb-2026 (4 Days)
- Pricing Term Count: 4 / 31 = 0.129032
- Period 2 (Full): 1-Apr-2025 to 30-Apr-2025
- Pricing Term Count: 1.0
- ... (Periods 3 through 11 are full months)...
- Period 12 (Partial): 1-Feb-2026 to 28-Feb-2026
- Total Days in Period: 28
- Utilized Duration: 1-Feb-2026 to 4-Feb-2026 (4 Days)
- Pricing Term Count: 4 / 28 = 0.142857
- Total Pricing Term Count: 0.129032 + 10 (Full Months) + 0.142857 = 10.271889
- Period 1 (partial): 1-Mar-2025 to 31-Mar-2025
- Price: $90 x 10.271889 = $924.47
4. Start Proration Period: AlignToCalendar (1st of Month) and Allow Partial Proration Periods: False
- Calculation Logic: The term touches 12 distinct calendar months (Mar 2025 through
Feb 2026).
- March 2025 (Touched) = 1.0
- April 2025 through Jan 2026 (10 Full Months) = 10.0
- February 2026 (Touched) = 1.0
- Total: 12.0
- Price: $90 x 12.0 = $1,080.00
5. Start Proration Period: AlignToCalendar (Jan 1) and Allow Partial Proration Periods: True
- Calculation Logic: The system calculates the total days utilized divided by the days in
the year.
- Period 1: 1-Jan-2025 to 31-Dec-2025
- Utilized Duration: 28-Mar-2025 to 31-Dec-2025 (279 /365)
- Period 2: 1-Jan-2026 to 31-Dec-2026
- Utilized Duration: 1-Jan-2026 to 04-Feb-2026 (35/365)
- Total: (279/365 + 35/365) = 0.860274
- Period 1: 1-Jan-2025 to 31-Dec-2025
- Subscription Price: $800 x 0.860274 = $688.22
6. Start Proration Period: AlignToCalendar (Jan 1) and Allow Partial Proration Periods: False
- Calculation Logic: The term crosses the Jan 1 boundary, touching two distinct calendar
years (2025 and 2026). Each "touched" calendar year counts as 1.0.
- Period 1: 2025 (Touched) = 1.0
- Period 2: 2026 (Touched) = 1.0
- Subscription Price: $800 x 2.0 = $1,600.00

