The BNZ-BusinessNZ Performance in Services Index may be released today but more likely later in the week.
Statistics New Zealand will put off its release of the September quarter retail trade survey this morning because its Wellington base was badly damaged.
Wellington's CentrePort has suspended operations until further notice as it deals with damage to its buildings and liquefaction from the earthquake.
The capital's port authority is among those facing disruptions after the quake, centred near Hanmer Springs in the Hurunui district.
Port companies in Napier, Timaru and Christchurch are also dealing with the fallout of the natural disaster that disrupted rail and ferry services across the country and shut down the capital's CBD.
''We have sustained damage to buildings and the port and also some liquefaction and differential settlement in places,''
CentrePort chief executive Derek Nind said in a statement.
CentrePort was working through a process with tenants to ensure all buildings were safe before they were reoccupied.
Christchurch's Lyttelton Port, which embarked on a long-term redevelopment plan after the 2011 earthquakes, had reopened some operations, receiving and delivering freight and cargo including logs and cars, and had not found any major concerns in its inspections so far, it said in a statement on its website.
''The railway line south of Christchurch is open, as is the Rolleston to Christchurch route. However, the Christchurch to Port route remains closed and we are awaiting further updates from KiwiRail,'' it said.
Port of Otago said it had not faced any disruptions from the quake or tsunami warning.
Customers of Bank of New Zealand and Kiwibank may face delays in getting through to the lenders, as both banks' primary call-centres are based in Wellington.
The country's major lenders are progressively opening branches once they have passed building inspections.
The GlobalDairyTrade auction should go on early tomorrow morning and prices are expected to rise again at the auction as poor spring growing conditions continued to hurt New Zealand production.
The earthquakes could temporarily disrupt supply in the upper half of the South Island as well as the lower North Island. The ASB said the potential disruption added further upside to its current estimated price rise.
ANZ Roy Morgan consumer confidence figures are due out on Thursday.
