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 12.08
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -11.57 -0.375 4.33
Prot (kg) -11.23 -0.441 4.96
Fertility Sub Index -3.24
Calving Interval (days) 1.10 -1.459 -1.60
Survival (%) -1.46 1.117 -1.63
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index 0.65
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 11.65

* Based on an €80/tonne carbon price