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 6.67
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -6.53 -0.375 2.45
Prot (kg) -8.64 -0.441 3.81
Fertility Sub Index -1.61
Calving Interval (days) -0.03 -1.459 0.04
Survival (%) -1.48 1.117 -1.65
Calving Sub Index -2.31
Gestation Length (days) 2.51 -0.919 -2.31
Beef Sub Index 0.77
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 7.60

* Based on an €80/tonne carbon price