Maibock

Created: Monday February 17th 2025

Method: All Grain
Style: Helles Bock
Boil Time: 60 min
Batch Size: 10.5 gallons (fermentor volume)
Pre Boil Size: 12.73 gallons
Post Boil Size: 11.25 gallons
Pre Boil Gravity: 1.060 (recipe based estimate)
Post Boil Gravity: 1.067 (recipe based estimate)
Efficiency: 75% (brew house)
Hop Utilization: 98%
Calories: 223 calories (Per 12oz)
Carbs: 23.9 g (Per 12oz)

Original Gravity:

1.067

Final Gravity:

1.018

ABV (standard):

6.4%

IBU (tinseth):

33.2

SRM (morey):

5.2

Mash pH

5.4

Cost $

54.87

Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
19 lb	Weyermann - Floor-Malted Bohemian Pilsner19 lb Floor-Malted Bohemian Pilsner	$ 1.66 / lb $ 31.54	36.3	1.9	73.4%
2.50 lb	Weyermann - Munich Type I2.5 lb Munich Type I	$ 2.40 / lb $ 6.00	38	6	9.7%
1 lb	Weyermann - Carafoam1 lb Carafoam	$ 2.69 / lb $ 2.69	34.5	2.2	3.9%
3.38 lb	Weyermann - Vienna Malt3.375 lb Vienna Malt	$ 2.40 / lb $ 8.10	37	3.5	13%
25.87 lbs / $ 48.33

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
2 oz	Yakima Valley Hops - Northern Brewer2 oz Northern Brewer Hops	$ 0.97 / oz $ 1.94	Pellet	8.8	Boil	60 min	28.64	33.3%
4 oz	Yakima Valley Hops - CZ Saaz4 oz CZ Saaz Hops	$ 1.15 / oz $ 4.60	Pellet	3.5	Boil	5 min	4.54	66.7%
6 oz / $ 6.54

Show Summary View

Amount	Variety	Cost	IBU	Bill %
2 oz	Yakima Valley Hops - Northern Brewer (Pellet)	$ 0.97 / oz $ 1.94	28.64	33.3%
4 oz	Yakima Valley Hops - CZ Saaz (Pellet)	$ 1.15 / oz $ 4.60	4.54	66.7%
6 oz / $ 6.54

Other Ingredients

Amount	Name	Type	Use	Time
4 g	Calcium Chloride (dihydrate)	Water Agt	Mash	1 hr.
1.50 g	Gypsum	Water Agt	Mash	1 hr.
16.54 ml	Lactic acid	Water Agt	Mash	1 hr.

Yeast

Wyeast - Czech Pils 2278

Amount:	1 Each	Cost:
Attenuation (avg):	72%	Flocculation:	Med-High
Optimum Temp:	50 - 58 °F	Starter:	Yes
Fermentation Temp:	50 °F	Pitch Rate:	1.5 (M cells / ml / ° P) 976 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 Amount: 10.72 psi Temp: 38 °F CO₂ Level: 2.45 Volumes

Target Water Profile

Light colored and malty

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
60	5	10	95	55	0
Mash Chemistry and Brewing Water Calculator

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
11.45 gal	Strike	163 °F	153 °F	--
4.64 gal	Sparge	--	170 °F	--
Starting Mash Thickness: 1.75 qt/lb Starting Grain Temp: 68 °F

Quick Water Requirements

Water	Gallons	Quarts
WARNING: Boil kettle capacity (12 gal \| 48 qt) exceeded. Volume required: 12.23 gal (48.9 qt). Suggest reducing initial water volume to 12 gal (48 qt) and adding 0.23 gal (0.9 qt) sparge/top-off.
WARNING: Mash tun capacity exceeded. Volume required: 13.39 gal (53.56 qt). Suggest reducing strike water volume to 9.93 gal (39.72 qt) and adding 1.39 gal (5.56 qt) sparge/top-off.	11.32	45.3
Strike water volume at mash thickness of 1.75 qt/lb	11.32	45.3
Mash volume with grains	13.39	53.6
Grain absorption losses	-3.23	-12.9
Remaining sparge water volume (equipment estimates 4.39 g \| 17.6 qt)	4.89	19.6
Mash Lauter Tun losses	-0.25	-1
Pre boil volume (equipment estimates 12.23 g \| 48.9 qt)	12.73	50.9
Boil off losses	-1.5	-6
Hops absorption losses (first wort, boil, aroma)	-0.23	-0.9
Post boil Volume (equipment estimates 10.5 g \| 42 qt)	11.25	45
WARNING: Exceeded batch size - reduce boil size
Going into fermentor (equipment estimates 11.25 g \| 45 qt)	10.5	42
Total:	16.21	64.9
Equipment Profile Used:	System Default

Batch Performance

Efficiency:

Conversion Efficiency N/A

Pre-Boil Efficiency N/A

Ending Kettle Efficiency N/A

Brew House: 73% 26.8 ppg

Wort Volume:

10.5 Gallons

Expected 10.5 Gallons of fermentable wort.
Expected OG: 1.067
Actual OG: 1.066

Alcohol and Attenuation:

ABV: 6.69%

Apparent Attenuation: 77.3%
Actual FG: 1.015
Calories per 12oz 223 calories
Carbohydrates per 12oz 23.9 g

Amount Packaged:

Pending - N/A

Requires Packaged log entry with a volume reading.

Latest Brew Log

Date	Days	Event	Gravity	Volume	Temp	Updated
2/18/2025 9:54 PM 2 months ago	+0	Brew Day Complete	1.066	10.5 Gallons	67 °F	2/18/2025 9:54 PM 2 months ago
2/19/2025 12:19 PM 2 months ago	+1	Sample	1.064			2/19/2025 12:19 PM 2 months ago
2/20/2025 12:40 PM 2 months ago	+2	Sample	1.062			2/20/2025 12:40 PM 2 months ago
2/21/2025 12:24 AM 2 months ago	+3	Sample	1.061			2/21/2025 12:24 AM 2 months ago
2/21/2025 3:34 PM 2 months ago	+3	Sample	1.058			2/21/2025 3:34 PM 2 months ago
2/23/2025 3:09 AM 2 months ago	+5	Sample	1.052			2/23/2025 3:09 AM 2 months ago
2/24/2025 2:57 PM 2 months ago	+6	Sample	1.050			2/24/2025 2:57 PM 2 months ago
2/25/2025 12:27 PM 2 months ago	+7	Sample	1.049			2/25/2025 12:27 PM 2 months ago
2/26/2025 12:36 PM 2 months ago	+8	Sample	1.047			2/26/2025 12:36 PM 2 months ago
2/27/2025 3:07 PM 2 months ago	+9	Sample	1.045			2/27/2025 3:07 PM 2 months ago
3/2/2025 8:23 PM 2 months ago	+12	Sample	1.042			3/2/2025 8:23 PM 2 months ago
3/5/2025 12:37 PM 2 months ago	+15	Sample	1.040			3/5/2025 12:37 PM 2 months ago
3/9/2025 6:57 PM about 1 month ago	+19	Sample	1.036			3/9/2025 6:57 PM about 1 month ago
3/11/2025 1:42 PM about 1 month ago	+21	Sample	1.033			3/11/2025 1:42 PM about 1 month ago
3/12/2025 11:39 AM about 1 month ago	+22	Sample	1.032			3/12/2025 11:39 AM about 1 month ago
3/14/2025 5:32 PM about 1 month ago	+24	Sample	1.027			3/14/2025 5:32 PM about 1 month ago
3/15/2025 11:24 AM about 1 month ago	+25	Sample	1.026			3/15/2025 11:24 AM about 1 month ago
3/18/2025 1:10 PM about 1 month ago	+28	Sample	1.020			3/18/2025 1:10 PM about 1 month ago
3/20/2025 2:48 AM about 1 month ago	+30	Sample	1.019			3/20/2025 2:48 AM about 1 month ago
3/25/2025 12:01 AM about 1 month ago	+35	Fermentation Complete	1.015			3/25/2025 12:01 AM about 1 month ago

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Last Updated: 2025-02-18 15:26 UTC

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Maibock