The All Blacks beat Wales 35-23 at Cardiff on Sunday morning (NZ time) to complete their fourth Grand Slam, following wins against England, Scotland and Ireland.
After a testing first half in the Millennium Stadium, the All Blacks went to the break 13-9 ahead.
Tries for New Zealand were scored by Hosea Gear (two), Mils Muliaina, Isaia Toeava and John Afoa. Lee Byrne scored a consolation try for Wales just before full-time.
All the kicking points for Wales were scored by Steve Jones, while Dan Carter's 12 points for the All Blacks made him the highest-scoring international rugby player ever, overtaking England's Jonny Wilkinson.
Jerome Kaino was named man of the match in his 38th Test.