TABLE 20-11, A Summary of the Animal Characteristics for the Evaluation Data Used - Nutrient Requirements of Dairy Cattle

	BW, kg	DMIn, kg/d	Milk, kg/d	Lactose, %	Protein, %	Fat, %	Days in Milk	Parity
N	932	1,149	1,023	421	934	926	1,023	1,149
Mean	602	20.0	29.9	4.65	3.05	3.52	134	0.95
Median	600	20.2	30.2	4.78	3.1	3.57	138	1
SD	58.2	4.18	8.57	0.78	0.46	0.68	51.8	0.22
Minimum	319	5.81	0	0	0	0	0	0
Maximum	788	31.8	53.8	5.34	3.9	5.62	344	1
1. Quartile	571	17.5	24.6	4.66	2.94	3.24	106	1
3. Quartile	636	22.9	36.3	4.86	3.23	3.8675	153	1
Skewness	−0.30	−0.33	−0.57	−5.54	−4.92	−2.22	0.39	−4.14
Kurtosis	2.05	0.41	1.14	30.2	30.6	10.5	1.24	15.2

From: 20, Model Description and Evaluation

Cover of Nutrient Requirements of Dairy Cattle

Nutrient Requirements of Dairy Cattle: Eighth Revised Edition.

National Academies of Sciences, Engineering, and Medicine; Division on Earth and Life Studies; Board on Agriculture and Natural Resources; Committee on Nutrient Requirements of Dairy Cattle.

Washington (DC): National Academies Press (US); 2021 Aug 30.

NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.

TABLE 20-11A Summary of the Animal Characteristics for the Evaluation Data Used