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 3.86
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -3.13 -0.375 1.17
Prot (kg) -4.25 -0.441 1.88
Fertility Sub Index 0.53
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index 1.22
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.54 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 11.97

* Based on an €80/tonne carbon price