gistfile1.txt

            let ckAddress = '0x06012c8cf97bead5deae237070f9587f8e7a266d';
            web3.eth.defaultAccount = web3.eth.accounts[0];

            let aContract = web3.eth.contract(ckABI);
            let ckContract = aContract.at(ckAddress);
            
            let value = web3.toWei(0.008, 'ether')
            let data = ckContract.breedWithAuto.getData(pair.matronId, pair.sireId);

            let breedData = await web3.eth.sendTransaction({
                from: web3.eth.defaultAccount,
                to: ckAddress,
                value: value,
                data: data, 
            }, function(err, response){
                    console.log('err',err,'response',response)
            })