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 6.11
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -5.06 -0.375 1.90
Prot (kg) -7.75 -0.441 3.42
Fertility Sub Index -6.20
Calving Interval (days) 2.73 -1.459 -3.98
Survival (%) -1.98 1.117 -2.21
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.40
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index -0.08

* Based on an €80/tonne carbon price