Second Wednesdays | 1:00 – 2:00 pm ET www.fs.fed.us/research/urban-webinars This meeting is being recorded. If you do not wish to be recorded, please disconnect now. USDA is an equal opportunity provider and employer.
Deborah McCullough Cliff Sadof Richard Hauer Professor Professor Professor University of Wisconsin – Michigan State University Purdue University Stevens Point
EAB Cost Calculator Cliff Sadof Purdue University
Th is version is dri velill by alill EAB i lillvas i oli1I wave mo de l t ha t assumes it takes 8 y ea rs for EAB to kill a ll t he ash tr ees in your ci ty a ft er it has beeli1I de tected in your c ou li1l ty . In this new ve rsion you can : • St age your r esponse to alill EAB ilillvasion base d 01i11 t he pe r cen t age of ash tr ees t ha t are 1 dying. • Eval ua te manaigemelillt plans ma t r educe t he freq uelill cy of ash tr ea t1 ment a ft er me ini1 tial wave of EAB has passed through your for es t • Compare t he annual and cumulati ve cos ts over a 25 y ea r pe riod for A NJ Y mana ge ment strat eg y t ha t inclu des a mixture of tr ee removal, r ep lacement, and i nse ctici de tr ea tmen t. • Compare si ze of t he for es t rema. ining over a 25 y ea r pe riod for ANY management straiegy t ha t inclu des a mixture of tr ee removal, r ep lacement, and insectici de tr ea tmen t. • Geli1le rate pri lill ted r epo rts of projected cos ts of up to 3 managemelillt strategi es at a time. To rnn t he ca lculator yo u will nee d: • An inventory of the 1i11Umbe r and si ze of ash tr ees • An es ti mate of cos ts for r emo ving and tr ea ting tr ees base d on t he si ze of each tr ee . • An es timate of cos ts for r ep lacing each ash tr ee t ha t is r emo v ed .
Destruction Wave and Management Management Phase Aggressive Maintenance Percentage of Maximum 100 90 80 Affected 70 Ash 60 50 40 30 20 10 0 0 5 10 15 20 Time (Years) Cusp Crest Post Crest Protection needs and populations waves of EAB and dying ash trees
~OM ~ • D< LOGY Emerald Ash Borer Cost Calculator PURDUE UNIVERS I TY Instructions You're using F ir efox 31 on Windows. Fo rests Best Viewed in Mozilla Firefox I Download the latest version of Mo Ztlla Firefox now About EAB Calculat or If using Internet Explorer (IE) 8. please click the compatibility view button for compatible viewing. Cont ac t Us (Found in menu bar above) For more information. please visit Microsoft Tuto ri als Getting started Entering Tree In ventory Data CTree Size Class Distribution> Entering Costs and Staging Your EAB Infestation < Costs and Infestation stage> Building Management Plans Ma king Comparisons Printing Reports We lcome cl i ff sado f (logout) Tutorials • Getting Started • Entering Tree Inventory Data CTree Size Class Distribution) • Entering Costs and Staging Your EAB Infestation (Costs and Infestation Stage) • Building Management Plans • Making Comparisons • Pr inting Reports
Representative Forest with 1600 Ash Trees Standard Emamectin Benzoate Trt Bid Strategies Ash Inventory (25,725 total in. DBH) Replace Unsafe Ash 450 Number of Ash Trees Replace ash as they die 400 Replace All Ash 350 Replace over 8 years Treat best 80% 300 Treat 80% of ash and replace 250 the rest over 8 years 200 150 Treatment Assumptions 100 Costs $10.00/ in DBH every 2 years 50 0 Frequency 1.5 4.5 9 15 21 27 33 39 Aggressive = every 2 years Tree Size Class (DBH midpoint) Maintenance = every 4 years Treatments save 95% of trees Cost of removal + Annual mortality of replaced or saved Stump grinding tree is 2% (Actual Indianapolis Replacement Tree Assumptions Prices) Tree Size is 2.5 ” DBH Trees Cost $400 to purchase, plant and stake
Costs for Aggressive trts @ 2 yrs; Maintenance trts @ 4 yr Std Spray Bid Highest annual cost Lowest annual cost
• $46 to treat a tree vs $1000 to remove and replace 93% successful treatment •
Reality Check: Treatment $ /DBH is always lower for bids with > 200 trees $14.00 $12.00 $10.00 $8.00 $6.00 $4.00 $2.00 $0.00 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 0 10 100 1,000 10,000 Trees per bid Source: Ongoing survey of Municipal Bids in IN, IL, KY , OH, MI, WI
Representative Forest with 1600 Ash Trees Bulk Discount for Emamectin Benzoate Trt Strategies Ash Inventory (25,725 total in. DBH) Replace Unsafe Ash Replace ash as they die Number of Ash Trees 450 Replace All Ash 400 Replace over 8 years 350 Treat best 80% 300 Treat 80% of ash and replace 250 the rest over 8 years 200 150 Treatment Assumptions Costs 100 $4.35/ in DBH every 2 years 50 Frequency 0 1.5 4.5 9 15 21 27 33 39 Aggressive = every 2 years Tree Size Class (DBH midpoint) Maintenance = every 4 years Treatments save 95% of trees Cost of removal + Annual mortality of replaced or saved Stump grinding tree is 2% (Actual Indianapolis Replacement Tree Assumptions Prices) Tree Size is 2.5 ” DBH Trees Cost $400 to purchase, plant and stake
Costs for Aggressive trts @ 2 yrs; Maintenance trts @ 4 yr Low Spray Bid Highest annual cost Lowest annual cost
Relative Benefits in Forest Size -Treated forest is largest
Stay Tuned to EAB University Home Home I Eme<ald Ash B<l< er Un iv as ity FAQ AboutEAB ~ Emerald Ash Borer University Ash Seed Reporting EAB Spring 2015 Webinar Series Moving Firewood Wood Use Options February-April 2015 EAB Infested Trees ~ Where is EAB? Once aga in , a line-up of informative and educational webinars has bee n Publications/ Resources ~ de veloped that target the in vasive wood-boring pest, th e eme rald ash bo rer , as we ll as other pest and disease threats to ou r forests and trees. Information for Homeowners These live sessions will provide an opportunity for partici pants to ask Replanting ~ View past webin ars and questions of the session present er and moderat ors. Biological Control materials from EAB Research If y ou have questi ons , contact Rob in Us bo rne wi th MSU at University. Links robinu1@cns. msu .edu. EAB OnDemand ~ Pl ease j oin us on these da t es to learn more : Is EAB in your state? Learn mo re abo ut... Latest News Upcoming Schedule Planning some big tr ips t his su mm er? U se our map to I nvas i ve Spec i es? We have an APP for THATI ! #knowbeforeyougo all the Thursda y, Ap ril 9, 2015 at 11 am ET stat e #f irewood rules! J oe Laforest, IPM and Forest Heal th Coordin ato r, University of Georgia ow.ly/KQX3J t.'J Retweeted by Robin ACCESS THE WEBl~R THE DAY OF THE EVElff Usborne http://www.emeraldashborer.info/eab_university.cfm
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