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 8.55
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -6.97 -0.375 2.61
Prot (kg) -8.00 -0.441 3.53
Fertility Sub Index 1.23
Calving Interval (days) -1.12 -1.459 1.63
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index -0.25
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.64 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 13.39

* Based on an €80/tonne carbon price