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 10.35
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -10.65 -0.375 3.99
Prot (kg) -9.58 -0.441 4.23
Fertility Sub Index -3.65
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.61
Gestation Length (days) 0.66 -0.919 -0.61
Beef Sub Index -2.72
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 1.04 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 3.96

* Based on an €80/tonne carbon price