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 10.46
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -11.00 -0.375 4.12
Prot (kg) -10.17 -0.441 4.49
Fertility Sub Index -13.39
Calving Interval (days) 5.88 -1.459 -8.58
Survival (%) -4.31 1.117 -4.82
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index -1.57
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 4.00 -0.432 -1.73
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -3.60

* Based on an €80/tonne carbon price