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 13.14
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -13.93 -0.375 5.22
Prot (kg) -10.79 -0.441 4.76
Fertility Sub Index -1.80
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -1.31
Gestation Length (days) 1.42 -0.919 -1.31
Beef Sub Index -1.83
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 3.39 -0.432 -1.46
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 12.13

* Based on an €80/tonne carbon price