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 5.17
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -7.28 -0.375 2.73
Prot (kg) -5.34 -0.441 2.36
Fertility Sub Index -8.46
Calving Interval (days) 4.65 -1.459 -6.78
Survival (%) -1.50 1.117 -1.68
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index -0.80
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 2.84 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index -3.12

* Based on an €80/tonne carbon price