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 11.41
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -10.11 -0.375 3.79
Prot (kg) -10.01 -0.441 4.42
Fertility Sub Index -3.72
Calving Interval (days) 1.32 -1.459 -1.93
Survival (%) -1.61 1.117 -1.80
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index -0.03
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 9.74

* Based on an €80/tonne carbon price