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 16.58
Milk (kg) -232.00 -0.014 3.25
Fat (kg) -17.59 -0.375 6.59
Prot (kg) -15.28 -0.441 6.74
Fertility Sub Index 2.55
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) -1.27 1.117 -1.42
Calving Sub Index -0.90
Gestation Length (days) 0.98 -0.919 -0.90
Beef Sub Index 3.04
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) -0.81 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 24.52

* Based on an €80/tonne carbon price