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 3.69
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -5.86 -0.375 2.19
Prot (kg) -1.04 -0.441 0.46
Fertility Sub Index -6.88
Calving Interval (days) 4.56 -1.459 -6.65
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index -4.38
Carcass Weight (kg) 5.90 -0.528 -3.11
Age of Slaughter (days) 2.94 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index -3.89
Live WT (kg) 12.70 -0.307 -3.89
Total Carbon Sub Index -11.78

* Based on an €80/tonne carbon price