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 11.00
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -13.08 -0.375 4.90
Prot (kg) -9.61 -0.441 4.24
Fertility Sub Index -3.62
Calving Interval (days) 2.36 -1.459 -3.44
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.53
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 13.90

* Based on an €80/tonne carbon price