Hello Netters, Enough have now contacted me to send them this info., that I will take time out and post this. Here are the figures for the creamatocrits cal. and %. Creamatocrit 3 4 5 6 7 8 9 Gr of Fat/ml 0.012 0.023 0.03 0.037 0.044 0.051 0.058 Cal/ml 0.49 0.56 0.62 0.69 0.76 0.82 0.89 Cal/oz 15.7 17.8 20 22.1 24.3 26,4 28.5 % of Cal-fat 22 37 44 48.2 52.1 56 58.2 CREAMATOCRIT 10 11 12 Gr. of fat/ml 0.064 0.071 0.078 Cal/ml 0.96 1.02 1.09 Cal/oz 30.7 32.8 34.9 % of Cal - fat 60.4 62.6 64 This all is based on regression equations in Lucas, Gibbs, Lyster, & Baum. Creamatocret: Simple Clinical Technique for Estimating Fat Concentration and Energy Value of Human Milk. BRMJ 1978; 1:1018-1020 This is Paula Meirers info so if you use it, please give her credit. Thanks "Rush Hour", Commuting periods during which you slow down to five mph. Shouldnt't this be called the stop hour instead? by Mrs. Webster's Guide to Business. That is how I feel with the Chicago traffic, especially now the are doing constuction everywhere too. Pat Bull, RN, IBCLC The Breastfeeding Connection/Medela Naperville, IL