Dr. RudivsMillennium

Dr. Rudi (dual purpose) and Millennium (bittering) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

Dr. Rudi

Dual purpose

Alpha acid

10–12%

Beta acid

7–8.5%

Total oil

1.3–1.6 mL

New Zealand

Millennium

Bittering

Alpha acid

14.5–18.5%

Beta acid

4.3–6.5%

Total oil

1.5–3 mL

United States

Key differences

When to pick Dr. Rudi

  • Higher beta acid - smoother, longer-lasting bitterness
  • Versatile - works for both bittering and aroma

When to pick Millennium

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • More myrcene - pronounced citrus and resinous notes
  • Bittering workhorse - efficient in the mash
  • Richer, more complex aroma profile

Aroma profile and use

Shared aromas

Resin

Only in Dr. Rudi

PineLemongrass

Only in Millennium

PearToffeeFloralHerbal

Property

PropertyDr. RudiMillennium
Alpha acid10–12%14.5–18.5%
Beta acid7–8.5%4.3–6.5%
Co-humulone36–39%28–35%
Total oil1.3–1.6 mL1.5–3 mL
Myrcene28–30%35–55%
Humulene33–34%15–25%
Caryophyllene9–11%8–10%
Farnesene0–1%0–1%
OriginNew ZealandUnited States
PurposeDual purposeBittering

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