Precision Cross-breeding is a technology in Age of Empires IV that can be researched at any dedicated food drop-off building or various landmarks in the Imperial Age. Once researched, it increases Villagers' gathering rate for food by +10%. It does not affect food gathered from hunting or fishing. It is available to all civilizations, except the Japanese.
Civilization bonuses[]
- Abbasid Dynasty: Research speeds are +15%/+20% faster while Golden Age tiers 2/3 are active. If Preservation of Knowledge has been researched, this technology costs -20%.
- Ayyubids: Research speeds are 25% faster while Golden Age tier 2 is active
- Byzantines: Research speeds are 30% faster per water level at buildings within the influence of a Cistern with the Dialecticus ability active.
- Chinese and Zhu Xi's Legacy: The technology researches 150% faster when the Mill or Granary is supervised by an Imperial Official. For Zhu Xi's Legacy, this can be improved to 300% faster after researching Regional Inspection.
- Delhi Sultanate: The technology is free, but takes 12x as long to research (900 seconds instead of 75 seconds).
- French and Jeanne d'Arc: Economic technologies are 35% cheaper.
- Malians: Technologies take less time to research based on how much gold has been obtained through trade.
- Mongols: Can research Improved technology for another 750 stone to grant an additional 5% gather rate (+15% total).
Changelog[]
- Originally, the base research time for the Delhi Sultanate was 5x default (375 seconds). With update 8324, this was increased to 15x default (1,125 seconds). With Season Two Update 17718, it takes 12x as long (900 seconds).
- Originally, the Mongols' Improved Precision Cross-Breeding provided an additional 5% gathering rate (for a total bonus of 20%). With Season Two Update 17718, it provides an additional 7.5% gathering rate (for a total bonus of 22.5%). With update 12.0.1974, it was decreased back to 5% (for a total of +15% after the base bonus reduction).
- Originally, Precision Cross-Breeding cost 300 wood, 700 gold. With update 24916, it costs 250 wood, 500 gold.
- With update 24916, Precision Cross-Breeding is now available in the Granary
- Originally, Precision Cross-Breeding improved gather rate by +15%. With update 12.0.1974, the bonus was decreased to +10%.
- With update 12.0.1974, the icon was changed to its current version. It previously used the same icon as Horticulture.
Campaign version[]
Because the campaigns have not been rebalanced since the release of the game, Precision Cross-breeding has different stats there:
- It only increases villager food gather rate by +10%
- It costs 600 gold
- The Mongol improved version costs +600 stone and increases gather rate by an additional 5% only (for a total of +15%)