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 10.79
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -8.14 -0.375 3.05
Prot (kg) -9.08 -0.441 4.01
Fertility Sub Index -15.74
Calving Interval (days) 7.77 -1.459 -11.34
Survival (%) -3.94 1.117 -4.40
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.07
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) -2.03 -0.432 0.88
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index -4.37

* Based on an €80/tonne carbon price