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 6.05
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -5.06 -0.375 1.90
Prot (kg) -5.04 -0.441 2.22
Fertility Sub Index -1.74
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 0.06
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 8.78 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 9.32
Live WT (kg) -30.40 -0.307 9.32
Total Carbon Sub Index 14.32

* Based on an €80/tonne carbon price