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 -4.31
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) 2.44 -0.375 -0.91
Prot (kg) 7.32 -0.441 -3.23
Fertility Sub Index 2.53
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.93 1.117 1.04
Calving Sub Index 1.77
Gestation Length (days) -1.93 -0.919 1.77
Beef Sub Index 0.49
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 7.90 -0.432 -3.41
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 2.32

* Based on an €80/tonne carbon price