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 -3.85
Milk (kg) 64.00 -0.014 -0.90
Fat (kg) 2.90 -0.375 -1.09
Prot (kg) 4.24 -0.441 -1.87
Fertility Sub Index 1.25
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) 0.73 1.117 0.82
Calving Sub Index 1.94
Gestation Length (days) -2.11 -0.919 1.94
Beef Sub Index 0.28
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 7.29 -0.432 -3.15
Maintenance Sub Index Maint. Sub Index -4.87
Live WT (kg) 15.90 -0.307 -4.87
Total Carbon Sub Index -5.25

* Based on an €80/tonne carbon price