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 1.34
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -0.50 -0.375 0.19
Prot (kg) -1.92 -0.441 0.85
Fertility Sub Index -4.12
Calving Interval (days) 1.85 -1.459 -2.70
Survival (%) -1.27 1.117 -1.42
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.23
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index -0.58

* Based on an €80/tonne carbon price