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 10.10
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -10.39 -0.375 3.89
Prot (kg) -9.62 -0.441 4.25
Fertility Sub Index -3.36
Calving Interval (days) 1.72 -1.459 -2.51
Survival (%) -0.76 1.117 -0.85
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 0.75
Carcass Weight (kg) -2.65 -0.528 1.40
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 6.66

* Based on an €80/tonne carbon price