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 1.46
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -0.68 -0.375 0.25
Prot (kg) -1.31 -0.441 0.58
Fertility Sub Index -1.78
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) 0.18 1.117 0.20
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.90
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 3.54 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 7.47

* Based on an €80/tonne carbon price