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 -3.60
Milk (kg) 99.00 -0.014 -1.39
Fat (kg) 2.78 -0.375 -1.04
Prot (kg) 2.66 -0.441 -1.17
Fertility Sub Index -4.49
Calving Interval (days) 2.16 -1.459 -3.15
Survival (%) -1.20 1.117 -1.34
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.15
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index -6.19

* Based on an €80/tonne carbon price