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 17.15
Milk (kg) -405.00 -0.014 5.67
Fat (kg) -15.48 -0.375 5.80
Prot (kg) -12.87 -0.441 5.68
Fertility Sub Index 9.63
Calving Interval (days) -6.36 -1.459 9.28
Survival (%) 0.31 1.117 0.35
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 3.46
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) -0.56 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 31.68

* Based on an €80/tonne carbon price