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 4.78
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -2.94 -0.375 1.10
Prot (kg) -6.97 -0.441 3.08
Fertility Sub Index -1.24
Calving Interval (days) 0.62 -1.459 -0.90
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -0.51
Gestation Length (days) 0.55 -0.919 -0.51
Beef Sub Index 0.36
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 4.24

* Based on an €80/tonne carbon price