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 21.12
Milk (kg) -377.00 -0.014 5.28
Fat (kg) -21.52 -0.375 8.06
Prot (kg) -17.64 -0.441 7.79
Fertility Sub Index 2.53
Calving Interval (days) -2.61 -1.459 3.81
Survival (%) -1.14 1.117 -1.27
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 0.02
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 28.56

* Based on an €80/tonne carbon price