Name the breeds of cow with their lactation period?

Here are some breeds of cows and their approximate lactation periods:

1. Holstein Friesian: 305 days

2. Jersey: 305 days

3. Ayrshire: 305 days

4. Guernsey: 305 days

5. Brown Swiss: 305 days

6. Milking Shorthorn: 305 days

7. Dutch Belted: 305 days

8. Red Poll: 305 days

9. Hereford: 280 days

10. Angus: 280 days

11. Limousin: 280 days

12. Charolais: 280 days

13. Simmental: 280 days

14. Brahman: 270 days

15. Nelore: 270 days

16. Angus-Hereford Cross: 270 days

17. Simmental-Angus Cross: 270 days

18. Charolais-Hereford Cross: 270 days

Please note that these are average lactation periods and can vary depending on individual cows, environmental factors, and management practices.