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 1.19
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -1.74 -0.375 0.65
Prot (kg) -0.83 -0.441 0.37
Fertility Sub Index -1.12
Calving Interval (days) 0.80 -1.459 -1.17
Survival (%) 0.04 1.117 0.04
Calving Sub Index -1.49
Gestation Length (days) 1.62 -0.919 -1.49
Beef Sub Index -2.14
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 4.60 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 0.66

* Based on an €80/tonne carbon price