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 20.17
Milk (kg) -375.00 -0.014 5.25
Fat (kg) -20.55 -0.375 7.70
Prot (kg) -16.36 -0.441 7.22
Fertility Sub Index 0.54
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) 0.59 1.117 0.66
Calving Sub Index -1.03
Gestation Length (days) 1.12 -0.919 -1.03
Beef Sub Index -1.61
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 5.08 -0.432 -2.19
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 22.73

* Based on an €80/tonne carbon price