Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -0.22
Milk (kg) 97.00 -0.014 -1.36
Fat (kg) -0.24 -0.375 0.09
Prot (kg) -2.38 -0.441 1.05
Fertility Sub Index -0.97
Calving Interval (days) 0.57 -1.459 -0.83
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.40
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index -0.70

* Based on an €80/tonne carbon price