unique entry add values

Hi,

I have a file with 3 columns

ABC 3 1
ABC 5 1
XYZ 4 2
DEF 3  2
DEF 4  1
DEF 6  1
MNO 5 5
JKL 3  2
JKL 4  2
PQR 12 1

For each unique entry in column 1 I want to add values in column 2 and column3

o/p

ABC 8 2
XYZ 4 2
DEF 13 4
MNO 5 5
JKL 7 4
Pqr 12 1

Thanks,

$ awk '{a[$1]+=$2;b[$1]+=$3}END{for (i in a) print i,a,b}' file
JKL 7 4
ABC 8 2
PQR 12 1
XYZ 4 2
MNO 5 5
DEF 13 4