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 5.97
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -6.50 -0.375 2.43
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index 1.10
Calving Interval (days) -0.46 -1.459 0.67
Survival (%) 0.38 1.117 0.42
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 3.22
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -3.18 -0.432 1.37
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 22.49

* Based on an €80/tonne carbon price