SINGAPORE, Aug 7 (Reuters) - Singapore's DBS Group Holdings , Southeast Asia's largest lender, said on Tuesday that the collateralised debt obligations (CDOs) of its asset management arm have no exposure to subprime mortgage loans.

DBS said in a statement that DBS Asset Management manages two CDO portfolios with underlying assets totaling US$1.03 billion.

"Neither CDO has underlying assets with exposure to US subprime mortgages," the bank said.