The Posh currently sit 21st in the second tier and have won just four of their opening 17 matches.
As the old adage goes, goals win you games, and in that respect, United have struggled too, registering 17 strikes so far.
But how much better could they be doing in front of goal?
We’ve taken a look at every Championship side's total shots tally, as well as their total number of goals scored, to determine their conversion rate so far this term.
Which clubs have been the most ruthless when it counts in 2021/22, and who has been the most wasteful? We’ve got all the answers right here, with teams ranked from worst to best.
*All data from Transfermarkt.
13. Huddersfield Town
Actual League Position: 8th Total shots: 249 Goals: 21 Shot conversion rate: 8.4% (Photo by George Wood/Getty Images) Photo: George Wood
14. Preston North End
Actual League Position: 17th Total shots: 211 Goals: 18 Shot conversion rate: 8.5% (Photo by Mike Hewitt/Getty Images) Photo: Mike Hewitt
15. Swansea City
Actual League Position: 12th Total shots: 225 Goals: 20 Shot conversion rate: 8.9% (Photo by Ryan Pierse/Getty Images) Photo: Ryan Pierse
16. Nottingham Forest
Actual League Position: 13th Total shots: 249 Goals: 23 Shot conversion rate: 9.2% (Photo by Ashley Allen/Getty Images) Photo: Ashley Allen