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A short class with Sarah and her students. The other ways are under More.
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Today, we'll be discussing downtime costs, which are a critical aspect of equipment management. Can anyone tell me how we determine the downtime cost per hour?
Is it based on equipment cost and the percentage of downtime?
Exactly! Downtime cost per hour is calculated using the formula, which involves multiplying the equipment cost by the downtime percentage. For instance, if equipment costs 900 rupees per hour at a 3% downtime, what would that be?
That would be 27 rupees per hour.
Great job! Now, if the machine operates for 2000 hours in a year, how do we find the yearly downtime cost?
By multiplying 27 by 2000, we get 54,000 rupees.
Right! Remember this process with the acronym 'DOP' for Downtime Operating Cost. Let's summarize: identify the percentage, calculate the hourly cost, and then extend it to yearly figures. Any questions?
Now, let’s delve into cumulative costs. After calculating downtime for the first year, how would we track costs in subsequent years?
We add the costs from each year.
Exactly! If the second year's cost rises to 1,08,000 rupees, how do we find the total cumulative cost by the end of the second year?
It would be 54,000 plus 1,08,000, which totals 1,62,000 rupees.
Spot on! Remember this as 'ACC' for Annual Cumulative Cost. Keep track that these calculations help us understand costs better over time. Let's transition to the productivity adjustments next. Thoughts?
Continuing from cumulative costs, we also need to consider productivity adjustments in our calculations. Can someone remind me how we calculate those?
We take the cumulative cost and divide it by the productivity factor?
Exactly! If the second year's cumulative cost was 40.50 and productivity dropped to 0.98, what is our adjusted cost?
It would be 41.33 rupees per hour.
Correct! Let's record that as 'PAC' for Productivity Adjusted Cost. Tracking productivity is essential as we want to maintain efficiency while controlling our costs. Any additional questions?
Next, we'll discuss obsolescence costs. How would you describe the implications of an old machine versus a new one?
Older machines become less productive and may incur higher maintenance costs.
Exactly! We calculate obsolescence as a percentage of the equipment cost. For instance, if it's 0.05 in the second year, what is our hourly obsolescence cost?
It would be 45 rupees.
Spot on! And when we multiply by 2000 hours, what do we get for yearly costs?
90,000 rupees.
Perfect! Always be aware of these escalating figures with time. Recap it using 'OC' for Obsolescence Cost. Brilliant teamwork, everyone!
Lastly, let’s pull together everything about obsolescence costs. How do we determine cumulative obsolescence costs over the years?
By adding yearly costs together, right? Like for the third year?
Exactly! If we have 90,000 from the second year and 2,16,000 from the third, what do we total?
That would be 3,06,000 rupees.
Correct! This gives us a comprehensive understanding when assessing the costs of older machinery versus new options. Always remember the implications of outdated machinery as they can heavily impact cost efficiency. Excellent discussion today!
The mathematical formula to determine losses due to equipment inactivity.
The progressive addition of costs annually for comprehensive financial tracking.
An essential consideration in determining if machinery needs replacement.
A central aspect in evaluating machine performance and adjusting costs accordingly.
Old machines, oh what a plight, costs increase both day and night.
Imagine a hardworking farmer clinging to his old tractor, it starts breaking down more often and costs him sales. This represents the obsolescence costs he'd face if he doesn't invest in a new one.
DOP for Downtime Operating Cost: Remember to calculate downtime using Downtime %, Operational hours, and Productive hours.
ACC for Annual Cumulative Cost; start with Year 1 cost and add Year 2 cost to see the big picture.
Term
Downtime Cost
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Term
Cumulative Cost
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Term
Obsolescence Cost
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Term
Productivity Factor
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The cost associated with the loss of productivity because machinery is not operational.
The total cost accumulated over several time periods, including all previous costs.
The costs resulting from keeping an outdated machine in operation, often leading to lower productivity and higher maintenance costs.
A factor that represents how effectively a machine performs compared to expected output.
This section discusses the calculation of downtime costs and obsolescence costs associated with aging equipment over multiple years.
The section details how to compute downtime costs based on machine operation hours and the impact of obsolescence as machines age, emphasizing the financial implications of maintaining outdated equipment. It introduces cumulative costs and highlights the significance of productivity adjustments.
This section provides a comprehensive analysis of downtime and obsolescence costs related to machinery over multiple years. It begins by outlining the calculation of downtime costs, which is directly correlated to the equipment cost and the operating hours of the machine.
Downtime Cost Calculation:
Impact of Productivity:
Obsolescence Cost:
Cumulative Obsolescence Calculation: