<PAGE>
EXHIBIT 99.1
Net Interest Margin Trust 1994-B
October, 2000
Payment: November 15, 2000
7.85% SECURITIZED NET INTEREST
MARGIN CERTIFICATES
Cusip # 393534AB8
Trust Account # 33-31958-0
Distribution Date: November 15, 2000
<TABLE>
<CAPTION>
Per $1,000
Securitized Net Interest Margin Certificates Original
-------------------------------------------- ----------
<S> <C> <C>
1. Amount Available 104,515.86
-----------------
Pro rata Share of Excess from NIM 94-A 277,873.47
-----------------
Interest
2. Aggregate Interest 27,448.98 0.29706688
------------------------------------
3. Amount Applied to:
(a) accrued but unpaid Interest
4. Remaining:
(a) accrued but unpaid Interest
5. Monthly Interest 27,448.98
-----------------
Principal
6. Current month's principal distribution 354,940.35 3.84134578
------------------------------------
7. Remaining outstanding principal balance 3,841,081.50 41.5701461
------------------------------------
Pool Factor 0.04157015
-----------------
8. Present value of the projected remaining aggregate
cashflows of the Finance I Assets and the
Residual Assets, as of the immediately
preceding Distribution Date 190,505,680.14**
-----------------
9. Aggregate principal balance of loans
refinanced by Conseco Finance 524,745.66
-----------------
10. Weighted average CPR 10.51%
-----------------
11. Weighted average CDR 2.91%
-----------------
12. Annualized net loss percentage 2.08%
-----------------
13. Delinquency 30-59 day 1.36%
-----------------
60-89 day 0.47%
-----------------
90+ day 0.73%
-----------------
Total 30+ 2.56%
-----------------
</TABLE>
US Bank Trust N. A. Paying Agent/Bondholder Relations (612) 973-5800
** Represents present value of assets for NIM 94-A, 94-B, & 95-A, after
cross-collateralization, as of 9/15/00.
<PAGE>
Net Interest Margin Trust 1994-B
October, 2000
Payment: November 15, 2000
Fee Assets
-----------------------------------------------------
Guarantee Inside Fee Asset
Fees Refi Total
-----------------------------------------------------
GTFC 1994-1 0.00 11,059.48 11,059.48
GTFC 1994-2 0.00 0.00 0.00
GTFC 1994-3 0.00 0.00 0.00
GTFC 1994-4 0.00 0.00 0.00
-----------------------------------------------------
0.00 11,059.48 11,059.48
Total amount of Guarantee Fees and
Inside Refinance Payments 11,059.48
----------------------
Subordinated Servicing Fees 46,976.41
----------------------
Payment on Finance 1 Note 58,035.89
----------------------
Allocable to Interest (current) 0.00
----------------------
Allocable to accrued but unpaid Interest 0.00
----------------------
Accrued and unpaid Trustee Fees 0.00
----------------------
Allocable to Principal 0.00
----------------------
Finance 1 Note Principal Balance 0.00
----------------------
<PAGE>
Net Interest Margin Trust 1994-B
October, 2000
Payment: November 15, 2000
Inside
Residual Refi Total
------------------------------------------------
GTFC 1994-1 0.00 0.00 0.00
GTFC 1994-2 0.00 9,414.97 9,414.97
GTFC 1994-3 0.00 2,707.24 2,707.24
GTFC 1994-4 28,848.37 5,509.39 34,357.76
------------------------------------------------
28,848.37 17,631.60 46,479.97
Total Residual and Inside
Refinance Payments 46,479.97