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 -12.20
Milk (kg) 91.00 -0.014 -1.27
Fat (kg) 18.21 -0.375 -6.82
Prot (kg) 9.30 -0.441 -4.10
Fertility Sub Index -3.09
Calving Interval (days) 1.07 -1.459 -1.56
Survival (%) -1.37 1.117 -1.53
Calving Sub Index 2.77
Gestation Length (days) -3.01 -0.919 2.77
Beef Sub Index -2.69
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 8.19 -0.432 -3.54
Maintenance Sub Index Maint. Sub Index -6.13
Live WT (kg) 20.00 -0.307 -6.13
Total Carbon Sub Index -21.35

* Based on an €80/tonne carbon price