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 18.00
Milk (kg) -380.00 -0.014 5.32
Fat (kg) -13.81 -0.375 5.17
Prot (kg) -17.02 -0.441 7.51
Fertility Sub Index -0.85
Calving Interval (days) 0.19 -1.459 -0.28
Survival (%) -0.51 1.117 -0.57
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 1.12
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 20.59

* Based on an €80/tonne carbon price