INDUSTRY VALUE ADDED
In 2005-06, national production of the mining industry as measured by IVA increased by $19.1b (46%) to $60.2b. Coal mining was the largest source of the increase, its IVA rising by $6.6b (64%). IVA of Oil and gas extraction increased by $4.2b (from $15.0b, up 28%), and by $3.4b (up 68%) in Iron ore mining. The only mining industry shown in which IVA decreased in 2005-06 was Mineral sand mining (down 7% to $0.4b).
Contributing 32% (or $19.2b) in 2005-06, the Oil and gas extraction industry continues to be the most significant source of IVA in Mining. Its share has declined from 37% in 2004-05.
In terms of IVA components, the main source of the increase in IVA for Total mining was the $24.6b (34%) increase in sales and service income mentioned above. In contrast purchases of goods and materials and other intermediate expenses increased only $5.5b (or 17%). Purchases of goods and materials rose by $1.7b (19%). The increase in other intermediate input expenses of $3.8b reflected principally increases of $1.1b (23%) in contract mining expenses and $2.1b (20%) in other selected expenses.
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