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 1.97
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -3.30 -0.375 1.24
Prot (kg) -1.10 -0.441 0.49
Fertility Sub Index -10.62
Calving Interval (days) 6.25 -1.459 -9.12
Survival (%) -1.34 1.117 -1.50
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -2.93
Carcass Weight (kg) 4.60 -0.528 -2.43
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -10.42

* Based on an €80/tonne carbon price