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 13.72
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -16.52 -0.375 6.19
Prot (kg) -13.49 -0.441 5.95
Fertility Sub Index -0.57
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 2.16
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 18.88

* Based on an €80/tonne carbon price