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 21.07
Milk (kg) -426.00 -0.014 5.96
Fat (kg) -19.08 -0.375 7.15
Prot (kg) -18.04 -0.441 7.96
Fertility Sub Index -3.11
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) -1.20 1.117 -1.34
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 2.21
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 0.38 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 22.37

* Based on an €80/tonne carbon price