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 5.22
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -3.08 -0.375 1.15
Prot (kg) -6.42 -0.441 2.83
Fertility Sub Index -1.14
Calving Interval (days) 0.89 -1.459 -1.30
Survival (%) 0.14 1.117 0.16
Calving Sub Index -1.62
Gestation Length (days) 1.76 -0.919 -1.62
Beef Sub Index -3.57
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) 4.12 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 0.89

* Based on an €80/tonne carbon price