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 2.22
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -1.23 -0.375 0.46
Prot (kg) -2.55 -0.441 1.13
Fertility Sub Index 1.02
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.08 1.117 0.09
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index -1.60
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 2.61 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index 0.00
Live WT (kg) 0.00 -0.307 0.00
Total Carbon Sub Index 2.69

* Based on an €80/tonne carbon price