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 5.27
Milk (kg) -55.00 -0.014 0.77
Fat (kg) 2.12 -0.375 -0.79
Prot (kg) -12.00 -0.441 5.30
Fertility Sub Index -2.39
Calving Interval (days) 1.30 -1.459 -1.90
Survival (%) -0.44 1.117 -0.49
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.53
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 3.06

* Based on an €80/tonne carbon price