The index, calculated by Conference Board research company, is based on a survey of 5,000 households and reflects a level of consumer optimism. It consists of two components: an assessment of the current situation and an assessment of consumer expectations (a leading indicator). Expectations contribute to the index about 60%, the assessment of the current situation contribute 40%. The data above the forecast strengthen the USD, while the data below the forecast affect the national currency negatively. The index is expected to rise from 121.5 to 125.0 points in July.