On 25 June 965, he was present with Burchard III of Swabia at the Battle of the Po, where Guy of Ivrea was defeated and killed.
Guy's younger brother, Conrad Conon, was convinced to leave his family's faction, with the offer of the March of Ivrea, now vacated.
[1] According to the notice of his death, he had been archbishop for five years, one month, and twenty-three (or twenty-four) days, which, calculated backwards, places the beginning of his tenure in July or August 974, depending on whether it is dated from his election or consecration.
Gotofredo's episcopate was marked by his continued support for the Ottonian dynasty and for German rule of Italy.
He was the last of a series of seven politically active archbishops before a period of quiet descended on the Ambrosian see.