The minimum repayment amount for the LloydsTSB Platinum Card is generally determined based on the outstanding balance on the account. Usually, it is a percentage of the total balance, often around one to three percent, or a set minimum amount, usually in the range of a few pounds. This calculation may include any accrued interest and fees that may have been applied to the account. It is important to review the specific terms and conditions associated with the card, as these details can change over time. For the most accurate and up-to-date information regarding the minimum repayment amount and any applicable changes, it would be beneficial to refer to the current web page or documentation related to the LloydsTSB Platinum Card.