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 2.11
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -1.16 -0.375 0.43
Prot (kg) -2.15 -0.441 0.95
Fertility Sub Index -4.75
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -1.16 1.117 -1.30
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.24
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index -1.18

* Based on an €80/tonne carbon price