Timeline

Day	Event
0th day	Play today on Howrse!
1st day	5 aging points
1st day	Riding level 1 - groom
5th day	A big value gift! - Chronos Timer
10th day	Riding level 2 - Horse Riding Instructor
20th day	Riding level 3 - Equestrian Center
30th day	Riding level 4 - Vet, access to advanced information
30th day	1 karma point
40th day	Riding Level 5 - Blacksmith
60th day	Riding Level 6 - Horn of Plenty
60th day	1 karma point - (2 karma points = Create 1st Affix)
80th day	Riding Level 7 - Horn of Plenty
90th day	1 karma point - (3 karma points = Access to Private Sales, Create 1st Breeding)
100th day	Riding Level 8 - Saddler
120th day	Riding Level 9 - Horn of Plenty
120th day	1 karma point - (4 karma points = Create 2nd Affix)
150th day	Hephaestus' horseshoes
150th day	1 karma point - (5 karma points = Create 2nd Breeding)
180th day	1 karma point - (6 karma points = Create 3rd Affix)
210th day	1 karma point
240th day	1 karma point - (8 karma points = Create 4th Affix, 3rd Breeding)
270th day	1 karma point
300th day	Eolus' wind
300th day	1 karma point - (10 karma points = Create 5th Affix)