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 13.79
Milk (kg) -268.00 -0.014 3.75
Fat (kg) -14.68 -0.375 5.50
Prot (kg) -10.28 -0.441 4.54
Fertility Sub Index -0.42
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) -0.48 1.117 -0.54
Calving Sub Index -1.86
Gestation Length (days) 2.02 -0.919 -1.86
Beef Sub Index -2.27
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 0.87 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 11.20

* Based on an €80/tonne carbon price