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 8.11
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -2.80 -0.375 1.05
Prot (kg) -10.77 -0.441 4.75
Fertility Sub Index 1.24
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) -0.43 1.117 -0.48
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 0.06
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 13.22

* Based on an €80/tonne carbon price