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 6.09
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -5.57 -0.375 2.09
Prot (kg) -6.00 -0.441 2.65
Fertility Sub Index -5.51
Calving Interval (days) 2.57 -1.459 -3.75
Survival (%) -1.58 1.117 -1.77
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.30
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 2.19

* Based on an €80/tonne carbon price