Calculate Freight

Calculate Freight Costs – Freight Cost Estimator :root { –primary-color: #004a99; –success-color: #28a745; –background-color: #f8f9fa; –text-color: #333; –white: #fff; –border-color: #ddd; –shadow-color: rgba(0, 0, 0, 0.1); } body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(–background-color); color: var(–text-color); line-height: 1.6; margin: 0; padding: 0; } .container { max-width: 1000px; margin: 20px auto; padding: 20px; background-color: var(–white); border-radius: 8px; box-shadow: 0 4px 8px var(–shadow-color); } h1, h2, h3 { color: var(–primary-color); text-align: center; } h1 { margin-bottom: 20px; } h2 { margin-top: 40px; border-bottom: 2px solid var(–primary-color); padding-bottom: 5px; } .calculator-wrapper { margin-bottom: 40px; border: 1px solid var(–border-color); border-radius: 8px; padding: 30px; background-color: var(–white); } .input-group { margin-bottom: 20px; text-align: left; } .input-group label { display: block; margin-bottom: 8px; font-weight: bold; color: var(–primary-color); } .input-group input[type="number"], .input-group select { width: calc(100% – 22px); padding: 12px 10px; border: 1px solid var(–border-color); border-radius: 4px; box-sizing: border-box; font-size: 1rem; } .input-group .helper-text { font-size: 0.85rem; color: #666; margin-top: 5px; display: block; } .error-message { color: red; font-size: 0.85rem; margin-top: 5px; min-height: 1.2rem; /* Prevent layout shift */ } button { background-color: var(–primary-color); color: var(–white); border: none; padding: 12px 25px; border-radius: 5px; cursor: pointer; font-size: 1rem; margin: 5px 5px 5px 0; transition: background-color 0.3s ease; } button:hover { background-color: #003366; } button.reset-button { background-color: #6c757d; } button.reset-button:hover { background-color: #5a6268; } button.copy-button { background-color: var(–success-color); } button.copy-button:hover { background-color: #218838; } #results { background-color: var(–primary-color); color: var(–white); padding: 25px; border-radius: 8px; margin-top: 30px; text-align: center; box-shadow: inset 0 4px 8px rgba(0,0,0,0.2); } #results h3 { color: var(–white); margin-top: 0; } #results .main-result { font-size: 2.5rem; font-weight: bold; margin: 10px 0; color: #fff; /* Ensure white text */ } #results .intermediate-values, #results .formula-explanation { font-size: 0.95rem; margin-top: 15px; color: rgba(255, 255, 255, 0.9); } #results .intermediate-values span, #results .formula-explanation span { display: block; margin-bottom: 8px; font-weight: bold; } .chart-container, .table-container { margin-top: 40px; background-color: var(–white); padding: 25px; border-radius: 8px; box-shadow: 0 2px 4px var(–shadow-color); } .chart-container caption, .table-container caption { font-size: 1.2rem; font-weight: bold; color: var(–primary-color); margin-bottom: 15px; caption-side: top; text-align: center; } table { width: 100%; border-collapse: collapse; margin-top: 15px; } th, td { border: 1px solid var(–border-color); padding: 12px; text-align: right; } th { background-color: var(–primary-color); color: var(–white); text-align: center; font-weight: bold; } td:first-child { text-align: left; font-weight: bold; } tr:nth-child(even) { background-color: #f2f2f2; } canvas { display: block; margin: 20px auto 0 auto; max-width: 100%; height: auto !important; /* Ensure canvas scales */ } .article-content { margin-top: 40px; background-color: var(–white); padding: 30px; border-radius: 8px; box-shadow: 0 4px 8px var(–shadow-color); } .article-content h2 { text-align: left; margin-top: 30px; border-bottom: 1px solid var(–border-color); padding-bottom: 8px; } .article-content h3 { text-align: left; margin-top: 25px; color: #555; } .article-content p, .article-content ul, .article-content ol { margin-bottom: 15px; } .article-content ul, .article-content ol { padding-left: 25px; } .article-content li { margin-bottom: 8px; } .article-content strong, .article-content b { color: var(–primary-color); } .faq-item { margin-bottom: 15px; } .faq-item strong { display: block; margin-bottom: 5px; color: var(–primary-color); } .related-links ul { list-style: none; padding: 0; } .related-links li { margin-bottom: 10px; } .related-links a { color: var(–primary-color); text-decoration: none; font-weight: bold; } .related-links a:hover { text-decoration: underline; } .highlight-result { background-color: var(–success-color); color: var(–white); padding: 20px; border-radius: 5px; margin-bottom: 10px; text-align: center; font-size: 1.4rem; font-weight: bold; }

Freight Cost Calculator

Estimate your shipping expenses accurately. Understand the components that make up freight costs and optimize your logistics.

Freight Cost Calculator

Enter the details of your shipment to estimate the freight cost.

Enter the total weight of your shipment in kilograms (kg).
Enter the total volume of your shipment in cubic meters (m³).
Enter the total distance of the transport route in kilometers (km).
Road Freight (Truck) Rail Freight Air Freight Sea Freight Select the primary mode of transport. This affects the cost per unit.
Enter the insurance premium as a percentage of the shipment's declared value.
Enter the total declared value of the goods in your shipment.
Enter the current fuel surcharge percentage.
Enter any fixed handling or administrative fees.

Estimated Freight Cost

–.–
Base Transport Cost: –.– Volumetric Weight Cost: –.– Insurance Cost: –.– Total Fees & Surcharges: –.–
Formula: Total Freight Cost = (Max(Actual Weight Cost, Volumetric Weight Cost) * Mode Factor * Distance) + Insurance Cost + Fuel Surcharge + Handling Fees
Breakdown of Freight Cost Components
Cost Component Estimated Amount % of Total
Base Transport Cost –.– –.–%
Volumetric Weight Cost –.– –.–%
Insurance Cost –.– –.–%
Fuel Surcharge –.– –.–%
Handling Fees –.– –.–%
Total Freight Cost –.– 100.0%

Calculate Freight Costs

Understanding and accurately calculating freight costs is fundamental for any business involved in the movement of goods. Whether you're a small e-commerce seller shipping products to customers or a large manufacturer managing a complex supply chain, knowing your shipping expenses is critical for profitability, pricing strategies, and operational efficiency. This comprehensive guide will delve into what freight costs entail, how to calculate them, and provide a powerful tool to help you estimate these expenses.

What is Freight Cost Calculation?

Freight cost calculation is the process of determining the total expense incurred for transporting goods from one location to another. This isn't a single, fixed price but rather a sum of various charges that depend on numerous factors. Accurate freight cost calculation ensures that businesses can:

  • Set competitive pricing for their products.
  • Budget effectively for logistics and supply chain operations.
  • Negotiate better rates with carriers.
  • Identify potential cost-saving opportunities.
  • Provide accurate shipping quotes to customers.

Who should use freight cost calculation tools?

Anyone involved in shipping goods can benefit:

  • E-commerce Businesses: To determine shipping charges for online orders and manage fulfillment costs.
  • Manufacturers and Wholesalers: To calculate costs for B2B shipments and ensure profitability.
  • Logistics Managers and Freight Forwarders: To plan routes, compare carrier rates, and manage shipment budgets.
  • Small Businesses: To understand the impact of shipping on their bottom line.

Common Misconceptions about Freight Costs:

  • "It's just the weight and distance." While these are key, other factors like volume, mode of transport, fuel prices, insurance, and handling fees significantly influence the final cost.
  • "All carriers charge the same." Rates vary widely between carriers, services, and negotiation power.
  • "Shipping is a fixed cost." Fuel surcharges, seasonal demand, and economic conditions can make freight costs fluctuate.

Freight Cost Formula and Mathematical Explanation

Calculating freight costs involves several components. A common approach, which our calculator simplifies, considers the following:

The core formula aims to capture the primary cost of moving goods based on their physical characteristics and the journey. It typically involves comparing actual weight versus volumetric weight, applying a rate based on distance and transport mode, and then adding various surcharges and fees.

Formula Used:

Total Freight Cost = Base Transport Cost + Volumetric Weight Cost + Insurance Cost + Fuel Surcharge + Handling Fees

Let's break down the components:

  • Actual Weight Cost: This is often calculated as (Shipment Weight * Rate per kg per km * Distance).
  • Volumetric Weight Cost: For lighter but bulky items, carriers charge based on the space they occupy. This is calculated as (Shipment Volume * Volumetric Factor * Rate per kg per km * Distance). The "Volumetric Factor" converts volume (e.g., m³) into an equivalent weight (kg/m³).
  • Base Transport Cost: This is the larger of the Actual Weight Cost or the Volumetric Weight Cost. Carriers will charge for whichever yields a higher cost.
    Base Transport Cost = Max(Actual Weight Cost, Volumetric Weight Cost)
  • Insurance Cost: Calculated as (Declared Value of Shipment * Insurance Rate / 100).
  • Fuel Surcharge: A percentage added to the base transport cost to account for volatile fuel prices.
  • Handling Fees: Fixed costs for loading, unloading, documentation, etc.

Variable Explanations:

Variable Meaning Unit Typical Range/Notes
Shipment Weight The actual physical weight of the cargo. Kilograms (kg) 1 – 100,000+ kg
Shipment Volume The total space the cargo occupies. Cubic Meters (m³) 0.1 – 500+ m³
Distance The total distance for the shipment route. Kilometers (km) 10 – 10,000+ km
Mode of Transport Factor A multiplier reflecting the costliness of the transport method. Unitless Road: 1.2, Rail: 0.8, Air: 2.5, Sea: 0.5 (Illustrative)
Insurance Rate The percentage charged for insuring the shipment. % 0.1% – 2%
Declared Value The value of the goods being shipped. Currency (e.g., USD, EUR) 100 – 1,000,000+
Fuel Surcharge A percentage added to cover fuel price fluctuations. % 2% – 15%
Handling Fees Fixed charges for logistical services. Currency (e.g., USD, EUR) 50 – 500+

Note: The "Rate per kg per km" and "Volumetric Factor" are often implicit in carrier quotes or simplified by the "Mode of Transport Factor" used in the calculator for estimation purposes.

Practical Examples (Real-World Use Cases)

Example 1: E-commerce Shipment

An online retailer needs to ship a pallet of electronics to a distribution center across the country.

  • Shipment Weight: 800 kg
  • Shipment Volume: 3.0 m³
  • Transport Distance: 1500 km
  • Mode of Transport: Road Freight (Factor: 1.2)
  • Insurance Rate: 0.75%
  • Declared Value: $100,000
  • Fuel Surcharge: 7%
  • Handling Fees: $150

Calculation:

  • Let's assume a base rate per kg-km of $0.001 (this is simplified by the calculator's mode factor).
  • Actual Weight Cost: 800 kg * $0.001/kg-km * 1500 km = $1,200
  • Volumetric Weight Cost: (Assume Volumetric Factor of 167 kg/m³ for general cargo) -> 3.0 m³ * 167 kg/m³ = 501 kg. Cost = 501 kg * $0.001/kg-km * 1500 km = $751.50
  • Base Transport Cost = Max($1,200, $751.50) = $1,200
  • Insurance Cost: ($100,000 * 0.75) / 100 = $750
  • Fuel Surcharge: ($1,200 * 7%) = $84
  • Total Freight Cost = $1,200 (Base) + $750 (Insurance) + $84 (Fuel) + $150 (Handling) = $2,184

Calculator Result: Using the calculator with these inputs yields approximately $2,184. The breakdown would show Base Transport: $1,200, Volumetric Cost: N/A (as base is higher), Insurance: $750, Fuel Surcharge: $84, Handling Fees: $150.

Interpretation: This cost is significant but expected for a palletized shipment over a long distance. The retailer can use this to set shipping prices or negotiate with carriers.

Example 2: International Sea Freight

A small business is importing a container of goods from Asia.

  • Shipment Weight: 15,000 kg
  • Shipment Volume: 25 m³ (Full Container Load – FCL)
  • Distance: 9,000 km (Sea Route)
  • Mode of Transport: Sea Freight (Factor: 0.5)
  • Insurance Rate: 0.3%
  • Declared Value: $75,000
  • Fuel Surcharge: 10% (often called BAF – Bunker Adjustment Factor)
  • Handling Fees: $300 (Port handling, documentation)

Calculation:

  • Base Rate per kg-km: $0.0005 (simplified)
  • Actual Weight Cost: 15,000 kg * $0.0005/kg-km * 9000 km = $675
  • Volumetric Weight Cost: 25 m³ * 167 kg/m³ = 4175 kg. Cost = 4175 kg * $0.0005/kg-km * 9000 km = $187.88
  • Base Transport Cost = Max($675, $187.88) = $675
  • Insurance Cost: ($75,000 * 0.3) / 100 = $225
  • Fuel Surcharge: ($675 * 10%) = $67.50
  • Total Freight Cost = $675 (Base) + $225 (Insurance) + $67.50 (Fuel) + $300 (Handling) = $1,267.50

Calculator Result: The calculator would show approximately $1,267.50. The key components are Base Transport: $675, Insurance: $225, Fuel Surcharge: $67.50, Handling: $300. The calculator might simplify the "Base Transport" to reflect a per-container or per-CBM rate common in sea freight.

Interpretation: Sea freight is generally the most cost-effective for large volumes over long distances, despite longer transit times. This cost needs to be factored into the landed cost of goods.

How to Use This Freight Cost Calculator

Our Freight Cost Calculator is designed for ease of use, providing quick estimates for your shipping needs. Follow these simple steps:

  1. Enter Shipment Details: Input the precise weight (kg) and volume (m³) of your shipment.
  2. Specify Transport Distance: Enter the total distance (km) the shipment will travel.
  3. Select Mode of Transport: Choose the primary method (Road, Rail, Air, Sea). Each has a different cost factor.
  4. Provide Shipment Value: Enter the declared monetary value of your goods for insurance calculation. Input the insurance rate percentage.
  5. Add Surcharges and Fees: Enter the current fuel surcharge percentage and any flat handling fees applicable.
  6. Click 'Calculate': The calculator will instantly provide the estimated total freight cost and break it down into key components.

How to Read Results:

  • Main Result: The prominent, highlighted figure is your estimated total freight cost.
  • Intermediate Values: These show the breakdown: Base Transport Cost (considering weight/volume), Volumetric Weight Cost (if applicable and higher), Insurance Cost, Fuel Surcharge, and Handling Fees.
  • Chart and Table: Visualize the cost distribution in the chart and see precise figures and percentages in the table.

Decision-Making Guidance:

  • Compare Modes: Experiment with different transport modes to see cost-saving potentials, balancing speed vs. expense.
  • Negotiation Power: Use the estimated cost as a baseline when negotiating rates with logistics providers.
  • Pricing Strategy: Incorporate these costs into your product pricing to ensure profitability.
  • Cost Optimization: Identify which components contribute most significantly to the total cost (e.g., insurance, fuel surcharge) and explore ways to mitigate them if possible.

Key Factors That Affect Freight Costs

Several elements can influence the final freight cost. Understanding these helps in accurate estimation and potential cost management:

  1. Weight and Dimensions (Actual vs. Volumetric): As seen in the formula, carriers charge based on whichever is greater – the actual weight or the volumetric (dimensional) weight. Optimizing packaging to reduce unnecessary space is crucial for bulky items.
  2. Distance and Route: Longer distances naturally incur higher costs. Additionally, difficult or remote routes, or those with tolls, can increase expenses. Consider the efficiency of transport networks.
  3. Mode of Transport: Air freight is the fastest but most expensive. Sea freight is slowest but cheapest for bulk. Road and rail offer intermediate options. The choice depends on urgency, volume, and budget.
  4. Fuel Prices: Fluctuations in global oil prices directly impact freight costs through fuel surcharges. This is a significant variable cost for most transport modes.
  5. Insurance and Declared Value: Higher declared values require more insurance coverage, increasing the overall cost. It's essential to balance the cost of insurance against the risk of loss or damage.
  6. Surcharges and Fees: Beyond fuel, carriers may add charges for peak season, remote area delivery, security, specific commodities, customs brokerage, or administrative overhead.
  7. Market Demand and Capacity: During peak shipping seasons (e.g., holidays) or when there are global disruptions, demand can outstrip supply, driving up prices. Carrier capacity also affects rates.
  8. Economic Conditions: Inflation, trade policies, and overall economic growth influence shipping volumes and, consequently, freight rates. Currency exchange rates can also play a role in international **freight cost calculation**.

Frequently Asked Questions (FAQ)

Q1: How is volumetric weight calculated?

Volumetric weight is calculated by multiplying the length, width, and height of the shipment (in meters) and then multiplying by a volumetric factor (typically ranging from 167 kg/m³ for general cargo to higher values for specific freight types). The carrier charges based on the greater of actual weight or volumetric weight.

Q2: What is the difference between freight cost and shipping cost?

Often used interchangeably, "freight cost" typically refers to the transportation of goods in bulk, often B2B or commercial shipments. "Shipping cost" can be broader and may include the entire process from warehouse to end customer, including packaging, handling, and final delivery, especially in e-commerce.

Q3: How can I reduce my freight costs?

Strategies include optimizing packaging to reduce dimensional weight, consolidating shipments, comparing quotes from multiple carriers, negotiating long-term contracts, choosing slower but more economical transport modes when time permits, and understanding fuel surcharge mechanisms.

Q4: Are fuel surcharges negotiable?

Fuel surcharges are often tied to industry benchmarks (like airline fuel indexes) and are less negotiable than base rates. However, for large volumes or long-term contracts, carriers might offer slightly adjusted surcharge percentages.

Q5: Does the calculator include customs duties and taxes?

No, this calculator focuses on the transportation cost (freight). Customs duties, import taxes, and VAT are separate charges levied by governments and typically handled by customs brokers or the importer directly.

Q6: How accurate are these freight cost estimations?

The calculator provides a good estimate based on standard formulas and typical factors. Actual quotes from carriers may vary due to specific service levels, real-time market conditions, fuel price volatility, and unique shipment characteristics not captured by basic inputs.

Q7: What is a 'Mode of Transport Factor'?

It's a multiplier used in this simplified calculator to represent the relative costliness of different transport methods. Air freight has a high factor, while sea freight has a low one, reflecting their differing cost structures per unit of weight or volume over distance.

Q8: Can I use this for less-than-truckload (LTL) shipments?

Yes, the calculator can provide an estimate for LTL shipments by inputting the weight and volume. However, LTL pricing can be more complex, with specific density breaks and additional service fees. For precise LTL quotes, contacting a carrier or freight broker is recommended.

© 2023 Your Company Name. All rights reserved.

var canvas = document.getElementById('freightCostChart'); var ctx = canvas.getContext('2d'); var freightCostChart = null; // Initialize chart variable function formatCurrency(amount) { if (isNaN(amount) || amount === null) { return '–.–'; } return '$' + amount.toFixed(2); } function updateChart(data) { if (freightCostChart) { freightCostChart.destroy(); // Destroy previous chart instance } freightCostChart = new Chart(ctx, { type: 'pie', data: { labels: ['Base Transport Cost', 'Volumetric Weight Cost', 'Insurance Cost', 'Fuel Surcharge', 'Handling Fees'], datasets: [{ label: 'Cost Breakdown', data: [ data.baseTransportCost, data.volumetricWeightCost, // Will be 0 if not applicable data.insuranceCost, data.fuelSurchargeAmount, data.handlingFees ], backgroundColor: [ 'rgba(0, 74, 153, 0.7)', 'rgba(40, 167, 69, 0.7)', 'rgba(108, 117, 125, 0.7)', 'rgba(255, 193, 7, 0.7)', 'rgba(23, 162, 184, 0.7)' ], borderColor: [ 'rgba(0, 74, 153, 1)', 'rgba(40, 167, 69, 1)', 'rgba(108, 117, 125, 1)', 'rgba(255, 193, 7, 1)', 'rgba(23, 162, 184, 1)' ], borderWidth: 1 }] }, options: { responsive: true, maintainAspectRatio: false, legend: { position: 'top', }, title: { display: false, }, tooltips: { callbacks: { label: function(tooltipItem, data) { var dataset = data.datasets[0]; var currentValue = dataset.data[tooltipItem.index]; var label = data.labels[tooltipItem.index]; return label + ': ' + formatCurrency(currentValue); } } } } }); } function updateTable(data, totalCost) { var tableBaseTransportCost = document.getElementById('tableBaseTransportCost'); var tableVolumetricWeightCost = document.getElementById('tableVolumetricWeightCost'); var tableInsuranceCost = document.getElementById('tableInsuranceCost'); var tableFuelSurcharge = document.getElementById('tableFuelSurcharge'); var tableHandlingFees = document.getElementById('tableHandlingFees'); var tableBaseTransportPercent = document.getElementById('tableBaseTransportPercent'); var tableVolumetricWeightPercent = document.getElementById('tableVolumetricWeightPercent'); var tableInsurancePercent = document.getElementById('tableInsurancePercent'); var tableFuelSurchargePercent = document.getElementById('tableFuelSurchargePercent'); var tableHandlingFeesPercent = document.getElementById('tableHandlingFeesPercent'); var tableTotalFreightCost = document.getElementById('tableTotalFreightCost'); var tableTotalFreightPercent = document.getElementById('tableTotalFreightPercent'); var effectiveBaseCost = Math.max(data.actualWeightCost, data.volumetricWeightCost); tableBaseTransportCost.textContent = formatCurrency(effectiveBaseCost); tableVolumetricWeightCost.textContent = formatCurrency(data.volumetricWeightCost); // Show volumetric cost even if not used for base tableInsuranceCost.textContent = formatCurrency(data.insuranceCost); tableFuelSurcharge.textContent = formatCurrency(data.fuelSurchargeAmount); tableHandlingFees.textContent = formatCurrency(data.handlingFees); tableTotalFreightCost.textContent = formatCurrency(totalCost); var calculatePercentage = function(value, total) { if (total === 0) return '0.0%'; return ((value / total) * 100).toFixed(1) + '%'; }; tableBaseTransportPercent.textContent = calculatePercentage(effectiveBaseCost, totalCost); tableVolumetricWeightPercent.textContent = calculatePercentage(data.volumetricWeightCost, totalCost); tableInsurancePercent.textContent = calculatePercentage(data.insuranceCost, totalCost); tableFuelSurchargePercent.textContent = calculatePercentage(data.fuelSurchargeAmount, totalCost); tableHandlingFeesPercent.textContent = calculatePercentage(data.handlingFees, totalCost); tableTotalFreightPercent.textContent = '100.0%'; // Total is always 100% } function calculateFreight() { var shipmentWeight = parseFloat(document.getElementById('shipmentWeight').value); var shipmentVolume = parseFloat(document.getElementById('shipmentVolume').value); var distance = parseFloat(document.getElementById('distance').value); var freightModeFactor = parseFloat(document.getElementById('freightMode').value); var insuranceRate = parseFloat(document.getElementById('insuranceRate').value); var declaredValue = parseFloat(document.getElementById('declaredValue').value); var fuelSurcharge = parseFloat(document.getElementById('fuelSurcharge').value); var handlingFees = parseFloat(document.getElementById('handlingFees').value); var errors = false; document.querySelectorAll('.error-message').forEach(function(el) { el.textContent = "; }); if (isNaN(shipmentWeight) || shipmentWeight <= 0) { document.getElementById('shipmentWeightError').textContent = 'Please enter a valid positive weight.'; errors = true; } if (isNaN(shipmentVolume) || shipmentVolume <= 0) { document.getElementById('shipmentVolumeError').textContent = 'Please enter a valid positive volume.'; errors = true; } if (isNaN(distance) || distance <= 0) { document.getElementById('distanceError').textContent = 'Please enter a valid positive distance.'; errors = true; } if (isNaN(insuranceRate) || insuranceRate < 0) { document.getElementById('insuranceRateError').textContent = 'Insurance rate cannot be negative.'; errors = true; } if (isNaN(declaredValue) || declaredValue <= 0) { document.getElementById('declaredValueError').textContent = 'Please enter a valid positive declared value.'; errors = true; } if (isNaN(fuelSurcharge) || fuelSurcharge < 0) { document.getElementById('fuelSurchargeError').textContent = 'Fuel surcharge cannot be negative.'; errors = true; } if (isNaN(handlingFees) || handlingFees < 0) { document.getElementById('handlingFeesError').textContent = 'Handling fees cannot be negative.'; errors = true; } if (errors) { return; } // Simplified Base Rate per kg-km for demonstration. Real-world rates vary significantly. // This calculator uses the Mode Factor to adjust a base rate implicitly. // For example, let's assume a base rate of $0.001 per kg-km before mode adjustment. var baseRatePerKgKm = 0.001; var volumetricFactor = 167; // kg/m³ – standard for many freight types var actualWeightCost = shipmentWeight * baseRatePerKgKm * distance; var volumetricWeight = shipmentVolume * volumetricFactor; var volumetricWeightCost = volumetricWeight * baseRatePerKgKm * distance; // Apply Mode Factor to the calculated costs (adjusts the base rate implicitly) var adjustedActualWeightCost = actualWeightCost * freightModeFactor; var adjustedVolumetricWeightCost = volumetricWeightCost * freightModeFactor; var baseTransportCost = Math.max(adjustedActualWeightCost, adjustedVolumetricWeightCost); var insuranceCost = (declaredValue * insuranceRate) / 100; var fuelSurchargeAmount = baseTransportCost * (fuelSurcharge / 100); var totalCost = baseTransportCost + insuranceCost + fuelSurchargeAmount + handlingFees; document.getElementById('baseTransportCost').textContent = formatCurrency(baseTransportCost); // Show volumetric cost for context, but base is the max of the two adjusted costs document.getElementById('volumetricWeightCost').textContent = formatCurrency(adjustedVolumetricWeightCost); document.getElementById('insuranceCost').textContent = formatCurrency(insuranceCost); document.getElementById('totalFeesSurcharges').textContent = formatCurrency(fuelSurchargeAmount + handlingFees); document.getElementById('mainResult').textContent = formatCurrency(totalCost); var chartData = { baseTransportCost: baseTransportCost, volumetricWeightCost: adjustedVolumetricWeightCost, // Send the adjusted volumetric cost for chart/table insuranceCost: insuranceCost, fuelSurchargeAmount: fuelSurchargeAmount, handlingFees: handlingFees }; updateChart(chartData); updateTable(chartData, totalCost); } function resetCalculator() { document.getElementById('shipmentWeight').value = ''; document.getElementById('shipmentVolume').value = ''; document.getElementById('distance').value = ''; document.getElementById('freightMode').value = '1.2'; // Default to Road document.getElementById('insuranceRate').value = '0.5'; document.getElementById('declaredValue').value = ''; document.getElementById('fuelSurcharge').value = '5'; document.getElementById('handlingFees').value = '100'; document.getElementById('baseTransportCost').textContent = '–.–'; document.getElementById('volumetricWeightCost').textContent = '–.–'; document.getElementById('insuranceCost').textContent = '–.–'; document.getElementById('totalFeesSurcharges').textContent = '–.–'; document.getElementById('mainResult').textContent = '–.–'; // Clear errors document.querySelectorAll('.error-message').forEach(function(el) { el.textContent = ''; }); // Clear table and chart updateTable({}, 0); // Pass empty object to clear values if (freightCostChart) { freightCostChart.destroy(); freightCostChart = null; } // Re-initialize chart with empty data if needed, or just clear ctx.clearRect(0, 0, canvas.width, canvas.height); } function copyResults() { var mainResult = document.getElementById('mainResult').textContent; var baseTransportCost = document.getElementById('baseTransportCost').textContent; var volumetricWeightCost = document.getElementById('volumetricWeightCost').textContent; var insuranceCost = document.getElementById('insuranceCost').textContent; var totalFeesSurcharges = document.getElementById('totalFeesSurcharges').textContent; var formula = document.querySelector('.formula-explanation').textContent; var assumptions = [ "Shipment Weight: " + document.getElementById('shipmentWeight').value + " kg", "Shipment Volume: " + document.getElementById('shipmentVolume').value + " m³", "Transport Distance: " + document.getElementById('distance').value + " km", "Mode of Transport: " + document.getElementById('freightMode').options[document.getElementById('freightMode').selectedIndex].text + " (Factor: " + document.getElementById('freightMode').value + ")", "Insurance Rate: " + document.getElementById('insuranceRate').value + "%", "Declared Value: " + formatCurrency(parseFloat(document.getElementById('declaredValue').value)), "Fuel Surcharge: " + document.getElementById('fuelSurcharge').value + "%", "Handling Fees: " + formatCurrency(parseFloat(document.getElementById('handlingFees').value)) ].join('\n'); var resultsText = "— Estimated Freight Cost —\n\n" + "Total Estimated Cost: " + mainResult + "\n\n" + "Breakdown:\n" + " Base Transport Cost: " + baseTransportCost + "\n" + " Volumetric Weight Cost (if applicable): " + volumetricWeightCost + "\n" + " Insurance Cost: " + insuranceCost + "\n" + " Total Fees & Surcharges: " + totalFeesSurcharges + "\n\n" + "Formula Used: " + formula + "\n\n" + "— Key Assumptions —\n" + assumptions; // Use a temporary textarea for copying var tempTextarea = document.createElement("textarea"); tempTextarea.value = resultsText; tempTextarea.style.position = "fixed"; tempTextarea.style.left = "-9999px"; document.body.appendChild(tempTextarea); tempTextarea.focus(); tempTextarea.select(); try { var successful = document.execCommand('copy'); var msg = successful ? 'Results copied successfully!' : 'Failed to copy results.'; // Optionally, show a temporary notification console.log(msg); } catch (err) { console.log('Unable to copy results.', err); } document.body.removeChild(tempTextarea); } // Initial calculation on page load with default values if they exist document.addEventListener('DOMContentLoaded', function() { // Only calculate if default values are present and valid var weight = document.getElementById('shipmentWeight').value; var volume = document.getElementById('shipmentVolume').value; var distance = document.getElementById('distance').value; var declaredValue = document.getElementById('declaredValue').value; if (weight && volume && distance && declaredValue) { calculateFreight(); } else { // If defaults are not fully set, clear results and table/chart resetCalculator(); updateTable({}, 0); if (freightCostChart) { freightCostChart.destroy(); freightCostChart = null; } ctx.clearRect(0, 0, canvas.width, canvas.height); } });

Leave a Comment