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 9.20
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -8.61 -0.375 3.22
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index -9.12
Calving Interval (days) 3.57 -1.459 -5.21
Survival (%) -3.50 1.117 -3.91
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index -1.16
Carcass Weight (kg) 3.30 -0.528 -1.74
Age of Slaughter (days) -1.35 -0.432 0.58
Maintenance Sub Index Maint. Sub Index -6.19
Live WT (kg) 20.20 -0.307 -6.19
Total Carbon Sub Index -7.44

* Based on an €80/tonne carbon price