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. 2018 Jul 7;2(4):439–450. doi: 10.1093/tas/txy086

Table 6.

Estimation of PQR, HePCE, and NPC of scenarios*

Dietary input
Peters Current
Item PDPP PDCP CDPP CDCP
Cow–calf
 Diet DIAAS 36.81 36.81 36.81 36.81
 PQR 3.04 3.04 3.04 3.04
 Total HePf, kg/herd 9.85 11.66 10.78 11.36
 Total HePp, kg/herd 32,660 30,004 32,660 30,004
 HePCE 3,314.56 2,573.51 3,030.53 2,640.83
 NPC 10,086.17 7,831.15 9,221.86 8,036.00
Stocker
 Diet DIAAS 36.81 36.81 36.81 36.81
 PQR 3.04 3.04 3.04 3.04
 Total HePf, kg/herd 15,380 9,653 1,356 1,021
 Total HePp, kg/herd 7,300 5,319 7,300 5,328
 HePCE 0.47 0.55 5.39 5.22
 NPC 1.44 1.68 16.39 15.88
Feedlot
 Diet DIAAS 52.98 52.61 35.46 35.51
 PQR 2.11 2.13 3.16 3.15
 Total HePf, kg/herd 104,868 102,361 56,501 53,125
 Total HePp, kg/herd 15,094 18,252 15,094 18,105
 HePCE 0.14 0.18 0.27 0.34
 NPC 0.30 0.38 0.84 1.07
Beef value chain
 PQR 2.20 2.19 3.16 3.15
 Total HePf, kg/herd 120,258 112,026 57,867 54,128
 Total HePp, kg/herd 55,054 53,575 55,053 53,437
 HePCE 0.46 0.48 0.95 0.99
 NPC 1.01 1.05 3.00 3.11

PDPP = previous model diets and production parameters; CDPP = current industry diet, previous model production parameters; PDCP = previous model diet, current industry production parameters; CDCP = current industry diets and production parameters.

*Results are estimated for a 1,000 cow herd.

Peters = diets from Peters et al. (2014); Current = current diets fed in the industry.