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 1.57
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) -2.26 -0.375 0.85
Prot (kg) -2.27 -0.441 1.00
Fertility Sub Index -13.36
Calving Interval (days) 6.82 -1.459 -9.95
Survival (%) -3.05 1.117 -3.41
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index 1.06
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -0.26 -0.432 0.11
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index -8.19

* Based on an €80/tonne carbon price