Whole life costing vs life cycle costing pdf

It encourages the use of best value building designs and reduces the costs and disruption of unplanned repairs and maintenance. Whole life and life cycle costing with more and more emphasis on sustainability and cost reduction, whole life costing is critical at every stage of a construction project. Lifecycle costs are all the costs associated with the product for its entire life cycle. The basis assumption of this study is target costing and activity based costing mutually complementary methods. This guidance note summarises what is meant by a lifecycle costing and whole life costing service for both new construction works and for the refurbishment of existing assets. Life cycle costing analysis lcca or lcc for short is the most accurate way to increase your buildings project savings by comparing different design alternatives. Risk and risk responses boussabaine, abdelhalim, kirkham, richard on. The application of whole life costing in the uk construction industry. Life cycle costing, or wholelife costing, is the process of estimating how much money you will spend on an asset over the course of its useful life.

Life cycle costing helps a company determine whether or not a product is going to be profitable. Life cycle costing is a system that tracks and accumulates the actual costs and revenues attributable to cost object from its invention to its abandonment. Lifecycle cost analysis lcca is a method for assessing the total cost of facility ownership. The process of implementing a life cycle costing exercise 6. Why decisions on life cycle costing lcc are needed. Whole life costing and cost management framework for. The costs and values included in a life cycle costing exercise 5.

The costs are included in different stages of the product life cycle. The diagram below illustrates the difference between wlc and lcc adapted from bs iso 156865. Through lcc one seeks to minimize the cost of obtaining a cer tain level of output. Buying an asset is a cost commitment that extends beyond its price tag. Whole life costing is an investment appraisal and management tool which assesses the total cost of an asset over its whole life. Lcca can also factor in uncertainty, risk, and other elements including environmental and.

Focus is on life of building life cycle costing accounting in cost life cycle analysis accounting in carbon a method of economic evaluation that sums all relevant. Pdf the whole part web page the whole part print the. Wholelife costing covers an assets costs from the time you purchase it to the time you get rid of it. What is life cycle costing life cycle cost explain with. Whole life costing is defined in the draft international standard, iso15686 part v see. Whole life costing and performance wlc whole life costing wlc is a powerful tool for calculating the lowest cost options for the entire commercial life of a building. Whole life costing who should read this fact sheet. It takes into account all costs of acquiring, owning, and disposing of a building or building system.

This guide, one of a series, sets out to present, in an integrated fashion, the principles and practice of whole life costing wlc, together with cips views on the subject. Over a typical lifetime of a building, the operational costs are likely to be four to five times greater than the construction cost. Procurement and production costing technique that considers all life cycle costs. Pdf the application of whole life costing in the uk. If, however, there is a potential for energy or water to be consumed by that product. Whole life costing takes into account the total cost of a product or service over its lifetime, from concept through to disposal including purchase, hire or lease, maintenance, operation, utilities, training and disposal. Document downloads whole life and life cycle costing isurv. Broadly, life cycle costs are those associated directly with constructing and operating the building. It is the first of a series reporting ongoing research undertaken within the research project. These regulations revoke and replace the public contracts regulations 2006 the 2006 regulations. Definition, objectives and benefits of life cycle costing lcc 2. Featured aspect of this study is target cost includes the cost of all stages of product life cycle from designing to after sales services based on abc.

As opposed to more commonly used roibased calculations, lcc is conducted based on longterm costs and savings, keeping in mind the fact that they are interconnected. The harvard life cycle costing policy and calculator was designed to aid harvard decision makers in considering all present and future costs related to new construction, renovation, equipment replacement, or any other project that involves upfront and ongoing expenditures. Whole life and life cycle costing view case studies. Repair and maintenance costs and instances were reduced. These costs can include repairs, maintenance, consumables, insurances and many. There are four principal lessons to be learned from lifecycle costing. Lifecycle costing is a costing tool used to determine the onetime and recurring costs associated with a major purchase over a period of the life of the good or product. I understand your point, but lifecycle costing is different from relevant costing in that it attempts to find the cost over the entire life of the product and includes all costs as a basis for a decision on what selling price to charge. Wholelife costing is a key component in the economic appraisal associated with evaluating asset acquisition proposals. Cips is expressing beliefs on wlc as it is a best practice tool for evaluating options for any substantial procurement. Life cycle costing page 5 of 15 products in the case of the procurement of a product the only market cost that may be relevant is the purchase price.

It takes account of the initial capital cost, as well as operational, maintenance, repair, upgrade and eventual disposal costs. This fact sheet introduces the principles of whole life costing for organisations that are new to the subject or in the early stages of working with whole life costing. Lifecycle costing is a methodology where costs of a given asset are considered throughout its lifecycle 201424eu art. For equipment, for example, it includes the costs of maintaining and operating the product as well as its outright purchase, hire or. In capital budgeting, the total cost of ownership is compiled and then reduced to its present value in order to determi. Forecasting future energy and utility costs in whole life costing. Life cycle cost analysis lcca is a datadriven tool that provides. The process of identifying and documenting all the costs involved over the life of an asset is known as lifecycle costing lcc. Total life cycle cost tlc is a comprehensive approach to facility cost that focuses on dollars as the. Wholelife cost is the total expense of owning an asset over its entire life, from purchase to disposal, as determined by financial analysis. Life cycle costing involves tracing cost and revenues on a product by product base over several calendar periods.

Product life cycle costing traces costs and revenues of each product over several calendar periods throughout their entire life cycle. In procurement, it aims to determine the lowest cost of ownership of a fixed asset purchase price, installation, operation, maintenance and upgrading, disposal, and other costs during the assets economic life. The terms whole life cost wlc and life cycle cost lcc have been used interchangeably and their meanings have. This research will evolve a methodology for a judgement to be made on the basis of the full knowledge of the characteristics of the system proposed and its associated whole life costs. Costs and value are not always well managed by clients. Life cycle costs are the costs required to maintain the asset past the point when the project has been completed. The factors affecting the investment life of a project 3. Whole life costing takes account of the cost of a product or service over its life, from determining the need for it through to its eventual disposal and replacement. This guidance note summarises what is meant by a life cycle costing lcc and whole life costing wlc service for both new construction works and for the refurbishment of existing assets. It is calculated from the beginning of a products research to its estimated date of withdrawal from the market. The guidance follows the guiding principles outlined in the bcisbsi publication pd156865 standardized method of life cycle costing for construction. Agreement on these definitions and a consistent approach should enable life cycle costing and whole life costing to become more widespread. The benefits of product life cycle costing are summarised as follows.

It is also known as a lifecycle cost, which includes. Wholelife costs for buildings wlc designing buildings wiki. Decisions made during the design and construction phases of a project can have a lasting impact on the cost of operation of the facility. A recent survey undertaken by bre for detr indicates that. Lifecycle costing financial definition of lifecycle costing. With more and more emphasis on sustainability and cost reduction, whole life costing is critical at every stage of a construction project. The principles and process for conducting a lifecycle. Wholelife costing is a process of providing information about the likely life of a project to enable decisions to be made about value for money in the planning stages. An economic appraisal is generally a broader based assessment, considering benefits and indirect or intangible costs as well as direct costs. This selfcentred vision is also present in the product life cycle plc costing or the cost of the plc concept, which is firmly anchored in product. This is the concept of life cycle costing, and it is important to realise that target costs can be driven down by attacking any of the costs that relate to any part of a products life. Initial costs operating costs disposal costs life cycle costing 4. Pdf the application of whole life costing in the uk construction.

Life cycle costing includes all expenses from research and development, marketing, customer services and so forth. Life cycle costing lcc, by definition, refers to an analysis technique which encom passes all costs associated with a product from its inception to its disposal. Lifecycle costing shall, to the extent relevant, cover part or all of the following costs over the life cycle of a product, service or works. The lifecycle costing process can be as simple as a table of expected annual costs, or as complex as a computerized model that allows for the creation of scenarios based on assumptions about future cost drivers. The whole life cost wlc of an asset is defined as the present value of the total cost of that asset over its operating life including initial capital cost, maintenance and replacement cost, energy cost and the cost or benefit of the eventual disposal of the asset at the end of its life. Decision based on lcc construction costs o o m r lcc a b.