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 4.58
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -7.98 -0.375 2.99
Prot (kg) -3.34 -0.441 1.47
Fertility Sub Index -3.95
Calving Interval (days) 2.18 -1.459 -3.18
Survival (%) -0.69 1.117 -0.77
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 3.66
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -3.46 -0.432 1.49
Maintenance Sub Index Maint. Sub Index -1.20
Live WT (kg) 3.90 -0.307 -1.20
Total Carbon Sub Index 2.54

* Based on an €80/tonne carbon price