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 5.71
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -4.69 -0.375 1.76
Prot (kg) -5.49 -0.441 2.42
Fertility Sub Index -0.22
Calving Interval (days) -0.10 -1.459 0.15
Survival (%) -0.33 1.117 -0.37
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index 0.16
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 7.70

* Based on an €80/tonne carbon price