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 2.80
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -2.41 -0.375 0.90
Prot (kg) -3.59 -0.441 1.58
Fertility Sub Index -4.72
Calving Interval (days) 2.48 -1.459 -3.62
Survival (%) -0.99 1.117 -1.11
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index 0.23
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.81 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index -1.28

* Based on an €80/tonne carbon price