Rooster in 2025 (Ất Tỵ): Tai Sui, taboo years and the 12 months
Rooster in 2025: triple-harmony with Thái Tuế; no Tam Tai. With Kim Lâu and Hoang Ốc by birth year and the relation to each lunar month. Rule-based, no predictions.
This page only shows how the animal, the year and the months relate under calendar rules. It is not a prediction of events and not advice on health, money or marriage.
Relation to Thái Tuế (Tai Sui) in 2025 (Ất Tỵ)
The Rooster is in the same triple-harmony group as the year's branch Tỵ. Tradition reads this as favourable.
Some books also consider Phá (break) and Hình (punishment) with Thái Tuế, but sources disagree so they are not listed here.
The Rooster is not in Tam Tai this year. The Tam Tai years of this group are: Hợi, Tý, Sửu.
By specific birth year (ages 20 to 70)
Nominal age = target year − lunar birth year + 1. Kim Lâu uses the remainder of the nominal age by 9, Hoang Ốc the digit sum by 6; folk beliefs, and books differ.
- Born 1957 (Đinh Dậu), nominal age 69 Kim Lâu: Kim Lâu Tử (children)Hoang Ốc: Tam Địa Sát (unfavourable)Tam Tai: None
- Born 1969 (Kỷ Dậu), nominal age 57 Kim Lâu: Kim Lâu Thê (spouse)Hoang Ốc: Lục Hoang Ốc (unfavourable)Tam Tai: None
- Born 1981 (Tân Dậu), nominal age 45 Kim Lâu: NoneHoang Ốc: Tam Địa Sát (unfavourable)Tam Tai: None
- Born 1993 (Quý Dậu), nominal age 33 Kim Lâu: Kim Lâu Tử (children)Hoang Ốc: Lục Hoang Ốc (unfavourable)Tam Tai: None
- Born 2005 (Ất Dậu), nominal age 21 Kim Lâu: Kim Lâu Thê (spouse)Hoang Ốc: Tam Địa Sát (unfavourable)Tam Tai: None
Relation to each lunar month
The month branch follows the lunar month (the first month is Dần). Counts of Hoàng đạo, clashing, harming and harmonious days use each day's Earthly Branch.
- Month 1 (29/1/2025 to 27/2/2025) Mậu Dần, branch Dần: neutral30 days: 15 Hoàng đạo, 7 harmonious, 3 clashing, 3 harming.
- Month 2 (28/2/2025 to 28/3/2025) Kỷ Mão, branch Mão: clashes with the sign29 days: 15 Hoàng đạo, 8 harmonious, 2 clashing, 2 harming.
- Month 3 (29/3/2025 to 27/4/2025) Canh Thìn, branch Thìn: six-harmonies with the sign30 days: 15 Hoàng đạo, 7 harmonious, 2 clashing, 3 harming.
- Month 4 (28/4/2025 to 26/5/2025) Tân Tỵ, branch Tỵ: triple-harmony with the sign29 days: 16 Hoàng đạo, 8 harmonious, 3 clashing, 2 harming.
- Month 5 (27/5/2025 to 24/6/2025) Nhâm Ngọ, branch Ngọ: neutral29 days: 14 Hoàng đạo, 6 harmonious, 2 clashing, 3 harming.
- Month 6 (25/6/2025 to 24/7/2025) Quý Mùi, branch Mùi: neutral30 days: 15 Hoàng đạo, 9 harmonious, 3 clashing, 2 harming.
- Month 6 (leap) (25/7/2025 to 22/8/2025) Quý Mùi, branch Mùi: neutral29 days: 13 Hoàng đạo, 6 harmonious, 2 clashing, 3 harming.
- Month 7 (23/8/2025 to 21/9/2025) Giáp Thân, branch Thân: neutral30 days: 15 Hoàng đạo, 9 harmonious, 3 clashing, 2 harming.
- Month 8 (22/9/2025 to 20/10/2025) Ất Dậu, branch Dậu: same branch as the sign29 days: 15 Hoàng đạo, 6 harmonious, 2 clashing, 3 harming.
- Month 9 (21/10/2025 to 19/11/2025) Bính Tuất, branch Tuất: harms the sign30 days: 15 Hoàng đạo, 8 harmonious, 3 clashing, 2 harming.
- Month 10 (20/11/2025 to 19/12/2025) Đinh Hợi, branch Hợi: neutral30 days: 14 Hoàng đạo, 7 harmonious, 2 clashing, 3 harming.
- Month 11 (20/12/2025 to 18/1/2026) Mậu Tý, branch Tý: neutral30 days: 15 Hoàng đạo, 8 harmonious, 3 clashing, 2 harming.
- Month 12 (19/1/2026 to 16/2/2026) Kỷ Sửu, branch Sửu: triple-harmony with the sign29 days: 14 Hoàng đạo, 7 harmonious, 2 clashing, 2 harming.
Other years for this sign
Other animals this year
Daily horoscope for this sign · Auspicious days by your age for the whole year · How this is computed and what is verified
Folk belief with no scientifically verified basis; for cultural reference and entertainment only.