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 1.93
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -1.17 -0.375 0.44
Prot (kg) -3.19 -0.441 1.41
Fertility Sub Index -15.92
Calving Interval (days) 8.44 -1.459 -12.31
Survival (%) -3.23 1.117 -3.61
Calving Sub Index -0.49
Gestation Length (days) 0.53 -0.919 -0.49
Beef Sub Index 0.66
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.56 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index -11.49

* Based on an €80/tonne carbon price