Prior to 30 Dec 2011, UA used only BIS miles on UA/UX & CO in 2011.
On 31 Dec 2011, UA added the following (to equalize with CO's metric)
Additional EQM will include any other EQM earning that counted toward a member's elite status in previous years:
•EQM earned from flights on Star Alliance airline partners (beginning on the date the partner entered the Star Alliance)
•EQM earned from class-of-service bonuses
•EQM earned from activity with specific Chase Credit Cards
•EQM from certain promotional offers, such as Double EQM or Purchase EQM
The following were not counted in either the original lifetime balance or in the recalculation:
•Redeemable/award miles from credit card spend or hotel, car or retail partners
•Purchase Miles, Gift Miles, Transfer Miles or Reward Miles
•Bonus redeemable/award miles earned on flights, including elite bonus miles
•Bonus redeemable/award miles from promotional offers
•Base redeemable/award miles from non-Star Alliance airline partners
•Redeemable/award miles earned from class-of-service bonuses
Since January 1, 2012, any flight miles you earn on the new United (including Continental), Copa Airlines or Copa Airlines Colombia have been crediting to your lifetime miles balance.