THE FACT ABOUT PNL THAT NO ONE IS SUGGESTING

PnL unexplained can be a vital metric that regulators and products Regulate inside of a bank alike pay attention to.The portfolio of bonds can have a certain DV01, that can be used to compute the PnL. Can someone explain to me if this is right or is there some thing far more? For equities it should be just an easy sum of inventory rates at the end