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 7.74
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -9.93 -0.375 3.72
Prot (kg) -8.93 -0.441 3.94
Fertility Sub Index 2.10
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index -0.20
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index -1.04
Live WT (kg) 3.40 -0.307 -1.04
Total Carbon Sub Index 8.64

* Based on an €80/tonne carbon price