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 12.66
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -10.16 -0.375 3.81
Prot (kg) -13.82 -0.441 6.10
Fertility Sub Index -0.15
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) -0.92 1.117 -1.03
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 2.16
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 18.66

* Based on an €80/tonne carbon price