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 1.65
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -0.61 -0.375 0.23
Prot (kg) -1.48 -0.441 0.65
Fertility Sub Index 0.86
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 0.25 1.117 0.28
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.69
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -2.44 -0.432 1.05
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 14.49

* Based on an €80/tonne carbon price