Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 4.51
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -1.77 -0.375 0.66
Prot (kg) -3.80 -0.441 1.68
Fertility Sub Index -6.14
Calving Interval (days) 3.04 -1.459 -4.44
Survival (%) -1.53 1.117 -1.71
Calving Sub Index -0.42
Gestation Length (days) 0.46 -0.919 -0.42
Beef Sub Index -1.08
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index -2.54
Live WT (kg) 8.30 -0.307 -2.54
Total Carbon Sub Index -5.68

* Based on an €80/tonne carbon price