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 9.40
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -11.28 -0.375 4.23
Prot (kg) -8.83 -0.441 3.90
Fertility Sub Index -1.73
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) -1.86 1.117 -2.08
Calving Sub Index -1.58
Gestation Length (days) 1.72 -0.919 -1.58
Beef Sub Index -0.65
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 6.85

* Based on an €80/tonne carbon price