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 1.05
Milk (kg) 26.00 -0.014 -0.36
Fat (kg) -3.69 -0.375 1.38
Prot (kg) -0.07 -0.441 0.03
Fertility Sub Index 1.20
Calving Interval (days) -0.79 -1.459 1.15
Survival (%) 0.04 1.117 0.04
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index -3.10
Carcass Weight (kg) 9.60 -0.528 -5.06
Age of Slaughter (days) -4.54 -0.432 1.96
Maintenance Sub Index Maint. Sub Index -4.51
Live WT (kg) 14.70 -0.307 -4.51
Total Carbon Sub Index -6.92

* Based on an €80/tonne carbon price