Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index -1.22
Milk (kg) 17.00 -0.014 -0.24
Fat (kg) 9.89 -0.375 -3.70
Prot (kg) -6.17 -0.441 2.72
Fertility Sub Index -3.51
Calving Interval (days) 1.58 -1.459 -2.31
Survival (%) -1.08 1.117 -1.21
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index -0.16
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index -1.71

* Based on an €80/tonne carbon price