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DUI Professional Drink Profile

Redbreast 12 Year

A public drink database profile for BAC simulation, drinking-pattern analysis, and litigation-support workflow review.

Spirits Whisky 40% ABV

Updated May 25, 2026

Alcohol concentration 40% percent alcohol by volume
Reference volume 1.50 oz fluid ounces per full profile serving
Ethanol volume 0.60 oz volume x ABV before density conversion
US standard drinks 1.00 using 0.6 fl oz ethanol per standard drink

Profile Reference

Drink type
Spirits
Subtype
Whisky
Database profile ID
5846
Status
Public active profile

BAC Simulation Context

DUI Professional uses drink profiles as structured inputs for alcohol dose, absorption timing, and elimination modeling. This profile describes the concentration and reference serving volume used when a full drink is added to a simulation.

1.50 oz at 40% equals about 1.00 U.S. standard drinks because one U.S. standard drink contains 0.6 fl oz ethanol. Review how these values are used in BAC simulation software or compare it against the full drink database.

Manufacturer Information

Product
Redbreast 12 Year Old
Brand
Redbreast
Manufacturer
Irish Distillers
Parent company
Pernod Ricard
Category
Single pot still Irish whiskey
Origin
Ireland
Production location
Midleton, County Cork, Ireland
Source-backed ABV
40%
ABV note
The US Redbreast product page and Virginia ABC product listing state 40% ABV / 80 proof for Redbreast 12 Year Old.

Redbreast 12 Year Background

Redbreast 12 Year is a single pot still Irish whiskey from Irish Distillers and the Pernod Ricard portfolio. The US Redbreast product page lists the 12 Year Old expression as 80 proof / 40% ABV and aged 12 years. DUI Professional classifies it under Spirits / Whisky because the subtype table does not split Irish pot still whiskey from other non-bourbon whiskies; 1.5 fl oz at 40% ABV controls the dose model.

Professional Use

  • Compare drink assumptions during DUI and criminal-defense case review.
  • Document beverage concentration and volume used in BAC simulation reports.
  • Review drinking-pattern inputs with forensic toxicology and expert-witness workflows.
  • Support training examples for alcohol absorption, elimination, and retrograde extrapolation.

Standard Drink Math

A U.S. standard drink uses 0.6 fl oz of pure ethanol. This profile's 1.50 oz reference serving at 40% ABV contains 0.60 oz ethanol, equal to 1.00 standard drinks.

That ethanol dose is the starting point for BAC simulation software; consumed fraction, timing, absorption, elimination, and body-composition assumptions are modeled separately. Compare other entries in the drink database or use the related profiles below.

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