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 1.33
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -1.53 -0.375 0.57
Prot (kg) -1.34 -0.441 0.59
Fertility Sub Index -3.70
Calving Interval (days) 1.72 -1.459 -2.51
Survival (%) -1.07 1.117 -1.20
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.15
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index -1.02

* Based on an €80/tonne carbon price