Benny's birthday crossword

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Across
  1. 5. Medical minister (5,6)
  2. 8. Multiplication, but for trains (10)
  3. 9. Drogheda for eggs (7)
  4. 10. €630 per annum, from 8 across (5)
  5. 11. The steed on which you wooed 12 down (7)
  6. 15. Friendly university senator (5,6)
  7. 17. This minister is a hazard in Tallaght (5)
  8. 18. Your darling wife (6)
  9. 20. Business journalist and TD (5,4)
  10. 21. Your favourite daughter (5)
Down
  1. 1. Archbishop of Dublin (8,6)
  2. 2. A good walk spoiled, some say (4)
  3. 3. The best thing about getting older (4,6)
  4. 4. Ireland's largest airline (7)
  5. 6. Number of bands for motor vehicle emissions (5)
  6. 7. Fortieth wedding anniversary (4)
  7. 12. The Skerries emblem is written in the stars (9)
  8. 13. An early French road block (10)
  9. 14. Rafferty's home (10)
  10. 16. A tomato sauce for your car (7)
  11. 19. This minister is justified in breaking glass (7)