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 13.03
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -13.76 -0.375 5.15
Prot (kg) -10.55 -0.441 4.66
Fertility Sub Index -1.40
Calving Interval (days) 0.44 -1.459 -0.64
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 0.93
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -1.31 -0.432 0.57
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 16.15

* Based on an €80/tonne carbon price