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 6.59
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -5.68 -0.375 2.13
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index -2.67
Calving Interval (days) 2.04 -1.459 -2.98
Survival (%) 0.27 1.117 0.30
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.21
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -0.37 -0.432 0.16
Maintenance Sub Index Maint. Sub Index -2.67
Live WT (kg) 8.70 -0.307 -2.67
Total Carbon Sub Index 2.56

* Based on an €80/tonne carbon price