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 8.38
Milk (kg) 73.00 -0.014 -1.02
Fat (kg) -11.38 -0.375 4.26
Prot (kg) -11.64 -0.441 5.14
Fertility Sub Index 1.78
Calving Interval (days) -0.92 -1.459 1.34
Survival (%) 0.39 1.117 0.44
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index -0.11
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index 9.45

* Based on an €80/tonne carbon price