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 -2.39
Milk (kg) 67.00 -0.014 -0.94
Fat (kg) 2.40 -0.375 -0.90
Prot (kg) 1.25 -0.441 -0.55
Fertility Sub Index 1.01
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 0.41 1.117 0.46
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index -1.41
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 7.18 -0.432 -3.10
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -1.52

* Based on an €80/tonne carbon price