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 8.05
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -11.68 -0.375 4.37
Prot (kg) -7.83 -0.441 3.46
Fertility Sub Index -17.13
Calving Interval (days) 8.11 -1.459 -11.83
Survival (%) -4.74 1.117 -5.30
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index -0.93
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 5.69 -0.432 -2.46
Maintenance Sub Index Maint. Sub Index -4.20
Live WT (kg) 13.70 -0.307 -4.20
Total Carbon Sub Index -13.12

* Based on an €80/tonne carbon price