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 -3.57
Milk (kg) 96.00 -0.014 -1.34
Fat (kg) 2.84 -0.375 -1.06
Prot (kg) 2.63 -0.441 -1.16
Fertility Sub Index -5.00
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -1.38 1.117 -1.54
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.20
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index -6.84

* Based on an €80/tonne carbon price