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 -1.54
Milk (kg) 13.00 -0.014 -0.18
Fat (kg) 3.31 -0.375 -1.24
Prot (kg) 0.26 -0.441 -0.11
Fertility Sub Index -0.92
Calving Interval (days) 0.52 -1.459 -0.76
Survival (%) -0.14 1.117 -0.16
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.63
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index -1.71

* Based on an €80/tonne carbon price