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 15.56
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -14.86 -0.375 5.57
Prot (kg) -13.06 -0.441 5.76
Fertility Sub Index 0.24
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) -1.22 1.117 -1.36
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -0.38
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 18.19

* Based on an €80/tonne carbon price