The Perform Chargeback routine runs the following calculations.
You can access the Perform Chargeback routine from these locations on the Process Navigator:
| Name | Definition | Result Tables and Columns | Calc Tables and Columns | Filter Tables and Columns | Difference from pre-v18.1 | 
| Chargeback - Group | |||||
| Floor | |||||
| Total Group Area | Sum of group areas. | area_gp | sum(gp.area) | 
 | 
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| Total Group Department Area | Sum of group area assigned to divisions and departments | area_gp_dp | sum(gp.area) | gp.dp_id is not null | 
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| Total Group Common Area | Sum of group areas with prorate = FLOOR, plus Floor Remaining Area if prorate field is set to FLOOR. | area_fl_comn_gp | sum(gp.area) + fl.area_remain IF fl.prorate_remain = FLOOR | gp.prorate = FLOOR | 
 | 
| Serv Floor Common Area | Sum of Service Areas with prorate set to FLOOR | area_fl_comn_serv | sum(rm.area) | rmcat.supercat = SERV AND rm.prorate = FLOOR | sum(rm.area); rmcat.supercat = SERV AND rm.prorate = FLOOR | 
| Total Remaining Area | Interior gross area - Total Room Area - Total Group Area | area_remain | area_gross_int - area_rm - area_gp | 
 | area_gross_int - area_rm - area_gp | 
| Building | |||||
| Total Group Area | Sum of group areas. | area_gp | sum(gp.area) | 
 | 
 | 
| Total Group Department Area | Sum of group area assigned to divisions and departments | area_gp_dp | sum(gp.area) | gp.dp_id is not null | 
 | 
| Total Group Common Area | Sum of group areas with prorate = BUILDING, plus sum of Floor Remaining Area if prorate field is set to BUILDING. | area_bl_comn_gp | sum(gp.area) + sum(fl.area_remain) IF fl.prorate_remain = BUILDING | gp.prorate = BUILDING | 
 | 
| Serv Building Common Area | Sum of Service Areas with prorate set to BUILDING | area_bl_comn_serv | sum(rm.area) | rmcat.supercat = SERV AND rm.prorate = BUILDING | sum(rm.area); rmcat.supercat = SERV AND rm.prorate = BUILDING | 
| Site | |||||
| Total Group Area | Sum of group areas. | area_gp | sum(gp.area) | 
 | 
 | 
| Total Group Department Area | Sum of group area assigned to divisions and departments | area_gp_dp | sum(gp.area) | gp.dp_id is not null | 
 | 
| Total Group Common Area | Sum of group areas with prorate = SITE, plus sum of Floor Remaining Area if prorate field is set to SITE. | area_st_comn_gp | sum(gp.area) + sum(fl.area_remain) IF fl.prorate_remain = SITE | gp.prorate = SITE | 
 | 
| Serv Site Common Area | Sum of Service Areas with prorate set to SITE | area_st_comn_serv | sum(rm.area) | rmcat.supercat = SERV AND rm.prorate = SITE | sum(rm.area); rmcat.supercat = SERV AND rm.prorate = SITE | 
| Group Calcs | Only calculated on groups with dp_id not null | 
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| Total Group Common Area | Pct Floor Common + Pct Building Common + Pct Site Common | area_comn_gp | 
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| Pct Floor Common | Group Area / FL.Total Group Dept * FL.Total Group Common | 
 | gp.area / fl.area_gp_dp * fl.area_fl_comn_gp | 
 | 
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| Pct Building Common | Group Area / BL.Total Group Dept * BL.Total Group Common | 
 | gp.area / bl.area_gp_dp * bl.area_bl_comn_gp | 
 | 
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| Pct Site Common | Group Area / SITE.Total Group Dept * SITE.Total Group Common | 
 | gp.area / site.area_gp_dp * site.area_st_comn_gp | 
 | 
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| Service Common Area | Pct Serv Floor Common + Pct Serv Building Common + Pct Serv Site Common | area_comn_serv | 
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 | 
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| Pct Serv Floor Common | Group Area / FL.Total Group Dept * FL.Serv Floor Common Area | 
 | gp.area / fl.area_gp_dp * fl.area_fl_comn_serv | 
 | 
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| Pct Serv Building Common | Group Area / BL.Total Group Dept * BL.Serv Building Common Area | 
 | gp.area / bl.area_gp_dp * bl.area_bl_comn_serv | 
 | 
 | 
| Pct Serv Site Common | Group Area / SITE.Total Group Dept * SITE.Serv Site Common Area | 
 | gp.area / site.area_gp_dp * site.area_st_comn_serv | 
 | 
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| Total Common Area | Group Common Area + Service Common Area | area_comn | area_comn_gp + area_comn_serv | 
 | 
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| Chargeable Area | Group Area + Total Common Area | area_chargable | gp.area + area_comn | 
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| Cost (Used for Space Chargeback only) | Chargeable Area * Floor Cost per Area, OR Chargeable Area * Building Cost per Area if Floor Cost per Area is 0 | cost | gp.area_chargable * fl.cost_sqft OR gp.area_chargable * bl.cost_sqft | 
 | 
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| Department, Division Calcs | All per gp.dp_id | 
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| Total Group Area | Sum of Group Areas | area_gp | sum(gp.area) | 
 | 
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| Total Group Common Area | Sum of Total Common Area for groups | area_comn_gp | sum(gp.area_comn_gp) | 
 | 
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| Total Service Common Area | Sum of Service Common Areas | area_comn_serv | sum(gp.area_comn_serv) | 
 | 
 | 
| Total Common Area | (Existing) Total Common Area + Group Common Area + Service Common Area | area_comn | area_comn + area_comn_gp + area_comn_serv | 
 | Add to existing area_comn | 
| Chargeable Area | (Existing) Chargeable Area for rooms + Sum of Chargeable Area for groups | area_chargable | area_chargable + sum(gp.area_chargable) | 
 | Add to existing area_chargable | 
| Cost | (Existing) Sum of Cost for rooms + Sum of Cost for groups | cost | cost + sum(gp.cost) | 
 | Add to existing cost |