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 39.50
Milk (kg) -967.00 -0.014 13.54
Fat (kg) -33.38 -0.375 12.50
Prot (kg) -30.49 -0.441 13.46
Fertility Sub Index 1.19
Calving Interval (days) -0.19 -1.459 0.28
Survival (%) 0.82 1.117 0.92
Calving Sub Index -1.15
Gestation Length (days) 1.25 -0.919 -1.15
Beef Sub Index -2.82
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 9.23 -0.432 -3.98
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 43.21

* Based on an €80/tonne carbon price