YTD Depreciation for Tax Book created via Initial Mass Copy

I am creating a tax book for the first time. I ran Initial Mass Copy, and it worked the way I anticipated, except for the amount loaded into the YTD depreciation field. In the Corporate book, it loaded correctly:

Asset cost = 4470.73

Life in CORP Book = 3 yrs, 0 months

Depr Method in CORP Book = Straight Line

Date in Service = 1/1/2011

Depreciation Reserve = 3155.12

YTD Depreciation (as of JUN-2013) = 745.12

Life in TAX Book = 3 yrs, 4 months

Depr Method in TAX Book = Straight Line

Date in Service 1/1/2011

Depreciation Reserve Expected = 2656.48 (Through May-13)

YTD Depreciation Expense Expected = 549.62, but 2656.48 was posted as the YTD Depreciation Expense

Note 1466595.1 states that "