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 13.20
Milk (kg) -194.00 -0.014 2.72
Fat (kg) -11.67 -0.375 4.37
Prot (kg) -13.84 -0.441 6.11
Fertility Sub Index -6.92
Calving Interval (days) 4.13 -1.459 -6.03
Survival (%) -0.80 1.117 -0.89
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 2.71
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -0.29 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 12.53

* Based on an €80/tonne carbon price