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 12.21
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -10.49 -0.375 3.93
Prot (kg) -11.53 -0.441 5.09
Fertility Sub Index 0.80
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -0.38
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 16.28

* Based on an €80/tonne carbon price