** UK defence sub-index .FTNMX502010 rises 1.3% to 19,499.6p after German Chancellor Merz says Putin-Zelenskiy meeting unlikely
** Rolls-Royce RR.L leads gains, up 1.6%, second-biggest gainer on FTSE 100 .FTSE, which is down 0.2%
** BAE Systems BAES.L, Babcock BAB.L, Chemring CHG.L, QinetiQ QQ.L and Senior SNR.L climb nearly 1%, while Melrose MRON.L and Avon AVON.L rise about 0.5%
** YTD, as of last close, sub-index up 66.9% vs FTSE 100's 12.5% rise
(Reporting by DhanushVignesh Babu in Bengaluru)
((DhanushVignesh.Babu@thomsonreuters.com;))