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 8.22
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -7.29 -0.375 2.73
Prot (kg) -6.54 -0.441 2.89
Fertility Sub Index 3.29
Calving Interval (days) -1.82 -1.459 2.66
Survival (%) 0.57 1.117 0.64
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.62
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.91 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 18.02

* Based on an €80/tonne carbon price