ICBCt
|
Feedlot cattle production cost index at moment t. |
CDBt
|
Cattle daily cost at moment t, in Reais (R$). |
pt
|
Prices p in period t (current). |
t
|
Refers to the moment costs are being expressed, to be used on any date under analysis, in this case, current period (t). |
pb
|
Prices p in period b (basis). |
b
|
Refers to the moment costs are being expressed, to be used on any date under analysis, in this case, basis period (b). |
qt
|
Quantity q consumed in current period (t) in units. |
qb
|
Quantity q consumed in base period (b) in units. |
CTt
|
Feedlot total annual cost regarding moment t, in Reais (R$). |
CVt
|
Feedlot activity variable annual costs regarding moment t, in Reais (R$). |
CSFt
|
Feedlot activity semi-fixed annual costs regarding moment t, in Reais (R$). |
CFt
|
Feedlot activity fixed annual costs regarding moment t, in Reais (R$). |
COt
|
Feedlot activity annual opportunity costs regarding moment t, in Reais (R$). |
i
|
Represents variable inputs: animals, animal feed, sanitary and identification managements, other variable costs, and variable taxes. |
CIit
|
Unit cost of input i used in feedlot activity regarding moment t, in Reais (R$). |
QIit
|
Amount of input i used in feedlot activity regarding moment t (in units or volume). |
PIit
|
Price of input unit i at moment t (per unit or volume in Reais – R$). |
γ
|
Number of months a year when feedlot activities were held. |
s
|
Represents semi-fixed factors: electricity, telephone and internet services, fuel, and other semi-fixed costs. |
FIst
|
Cost of semi-fixed input s used in feedlot activity regarding moment t, in Reais (R$). |
QFst
|
Amount of semi-fixed input s regarding moment t (in units or volume per month). |
PFst
|
Unit price of semi-fixed input s at moment t (in Reais – R$, monthly by unit or volume). |
Cmaot
|
Fixed labor annual costs, including wages, and labor benefits and charges regarding moment t, in Reais (R$). |
Cdepct
|
Annual depreciation cost of capital asset c at moment t, in Reais (R$). |
c
|
Represents all items of capital assets that are involved in the activity, such as machinery, vehicles, equipment, buildings, facilities, and others. |
Cmanct
|
Annual maintenance cost of capital asset c at moment t, in Reais (R$). |
Coutt
|
Other annual fixed costs involved in the productive system, such as fixed taxes, regarding moment t, in Reais (R$). |
Vaqct
|
Acquisition value of capital asset c at moment t, in Reais (R$). |
Vresct
|
Residual value of capital asset c at moment t, in Reais (R$). |
vuc
|
Useful life of capital asset c, in years. |
τc
|
Percentage of capital asset c after depreciation period (scrap value). |
σc
|
Maintenance rate of capital asset c in percentage terms. |
COGt
|
Working capital annual remuneration regarding moment t, in Reais (R$). |
COIt
|
Fixed capital annual remuneration regarding moment t, in Reais (R$). |
COAt
|
Land use (area) annual remuneration regarding moment t, in Reais (R$). |
COGant
|
Annual cost of animal working capital regarding moment t, in Reais (R$). |
COGalit
|
Annual feed working capital opportunity cost regarding moment t, in Reais (R$). |
COGoutt
|
Annual opportunity cost of other working capital items regarding moment t, in Reais (R$). |
CVaqat
|
Annual cost of purchase of lean cattle for fattening regarding moment t, in Reais (R$). |
j
|
Daily interest rate to remunerate business, in percentage terms. |
δ
|
Average number of days on which animals of a given batch were kept under feedlot conditions until sent for slaughter, in days. |
CValit
|
Annual feed costs regarding moment t, in Reais (R$). |
COEt
|
Effective operational cost regarding moment t, in Reais (R$) per year. |
AFct
|
Asset value (fixed assets) of capital asset c at moment t, represented by the initial value paid in Reais (R$). |
φ
|
One-year interval, 365 days. |
A
|
Area needed for feedlot activity, in hectares. |
PAt
|
Land lease value per hectare per year, in Reais (R$). |
COTt
|
Total operational costs regarding moment t, in Reais (R$) per year. |
COPt
|
Activity operational costs regarding moment t, in Reais (R$) per year. |
CVimpt
|
Variable taxes annual cost regarding moment t, in Reais (R$). |
COPdt
|
Daily operational costs regarding moment t, in Reais (R$). |
QDBt
|
Amount of cattle daily rates produced along the year under feedlot conditions regarding moment t, in units. |
NAC
|
Number of feedlot cattle along the yearly feedlot cycle, per head. |
ε
|
Mortality rate, in percentage terms. |
θ
|
Average period in which animal mortality occurs, in days. |
CTMdbt
|
Average cattle daily cost regarding moment t, in Reais (R$). |
CTMt
|
Average total cost per head of cattle, regarding moment t, in Reais (R$). |
CTMarpt
|
Total average cost per arroba produced regarding moment t, in Reais (R$). |
Qarp
|
Number of arrobas produced yearly during the feedlot period, in units. |
PCA
|
Carcass weight of slaughtered animals, in arrobas. |
PVF
|
Final weight before slaughter, in kg. |
α
|
Carcass yield rate at the slaughterhouse, in percentage terms. |
15
|
One fat cattle arroba (corresponding to 15 kg). |
CTMqpt
|
Total average cost per kg produced regarding moment t, in Reais (R$). |
RAVt
|
Annual animal sale income regarding moment t, in Reais (R$). |
Part
|
Marketed fat cattle arroba price regarding moment t, in Reais (R$). |