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 8.20
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -3.47 -0.375 1.30
Prot (kg) -10.55 -0.441 4.66
Fertility Sub Index -4.74
Calving Interval (days) 2.34 -1.459 -3.41
Survival (%) -1.19 1.117 -1.33
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.11
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 5.13

* Based on an €80/tonne carbon price