German government bonds opened little changed, leaving the 10-year bund yield at 1.18 percent at 7:07 a.m. London time. The bund yield fell to a record 1.127 percent on June 1.

Two-year note yields were also little changed, at about 0.01 percent.

To contact the reporter on this story: Anchalee Worrachate in London at aworrachate@bloomberg.net

To contact the editor responsible for this story: Daniel Tilles at dtilles@bloomberg.net