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 3.76
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -2.71 -0.375 1.02
Prot (kg) -3.43 -0.441 1.51
Fertility Sub Index -1.22
Calving Interval (days) 0.59 -1.459 -0.86
Survival (%) -0.32 1.117 -0.36
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.57
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.21 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 13.93

* Based on an €80/tonne carbon price