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 11.65
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -12.02 -0.375 4.50
Prot (kg) -11.57 -0.441 5.11
Fertility Sub Index 6.33
Calving Interval (days) -2.81 -1.459 4.10
Survival (%) 2.00 1.117 2.23
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index 0.88
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index -3.86
Live WT (kg) 12.60 -0.307 -3.86
Total Carbon Sub Index 13.53

* Based on an €80/tonne carbon price