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 27.67
Milk (kg) -423.00 -0.014 5.92
Fat (kg) -30.68 -0.375 11.49
Prot (kg) -23.23 -0.441 10.25
Fertility Sub Index 0.71
Calving Interval (days) -0.03 -1.459 0.04
Survival (%) 0.60 1.117 0.67
Calving Sub Index -1.39
Gestation Length (days) 1.51 -0.919 -1.39
Beef Sub Index -2.43
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 8.92 -0.432 -3.85
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 31.22

* Based on an €80/tonne carbon price