There has been a steady rise in the time taken for the state's child safety services to commence case investigations over the past five years.
There were 1255 child protection investigations commenced in 2018-19, according to a Productivity Commission Report on Government Services released on Wednesday.
Almost 80 per cent of these took more than 29 days to start and 8.9 per cent of these were started within seven days of a notification.
In 2014-15, 39.6 per cent of investigations commenced within seven days and 24.3 of investigations took 29 or more days to commence.
State government funding for child protection services increased by $50 million over four years to 2018-19/
The funding covered protective intervention, family support and care services.
Spending on protective intervention services in Tasmania has increased each year over four years from $17.09 million in 2015-16 to $25.37 million in 2018-19.
This was the same in terms of care services, from $49.4 million in 2015-16 to $92.2 million last financial year, and intensive family support services, from $7.3 million to $10.2 million
Funding for family support services increased by $6.1 million to $7.1 million.