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 11.36
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -9.36 -0.375 3.51
Prot (kg) -10.11 -0.441 4.46
Fertility Sub Index 2.21
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.65 1.117 0.73
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.60
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.86 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 20.19

* Based on an €80/tonne carbon price