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 1.75
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -1.42 -0.375 0.53
Prot (kg) -1.64 -0.441 0.72
Fertility Sub Index -2.76
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) -0.71 1.117 -0.79
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.20
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 9.88

* Based on an €80/tonne carbon price