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 13.67
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -11.13 -0.375 4.17
Prot (kg) -13.94 -0.441 6.15
Fertility Sub Index 10.05
Calving Interval (days) -4.75 -1.459 6.93
Survival (%) 2.79 1.117 3.12
Calving Sub Index -3.71
Gestation Length (days) 4.04 -0.919 -3.71
Beef Sub Index -0.14
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) -0.90 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 20.14

* Based on an €80/tonne carbon price