麦格理：必和必拓的铜业务计划达到重要里程碑

Group 1 - The core viewpoint of the article is that Macquarie considers BHP's half-year performance as a significant milestone in the company's development process [1] - Macquarie highlights that BHP, as the world's largest mining company, has outlined a growth path for its copper business following several acquisitions [1] - The report indicates that BHP's long-term growth trajectory and financing avenues are evident, and the increased dividend rate meets the needs of income-focused investors [1] Group 2 - Macquarie raised BHP's target price by 2% to AUD 52 per share while maintaining a neutral rating [1] - Following the latest performance update, BHP's stock fell by 1.7% to AUD 51.86, despite a previous increase of 4.7% on Tuesday [1]