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 -1.35
Milk (kg) 22.00 -0.014 -0.31
Fat (kg) 1.01 -0.375 -0.38
Prot (kg) 1.50 -0.441 -0.66
Fertility Sub Index 2.69
Calving Interval (days) -0.15 -1.459 0.22
Survival (%) 2.21 1.117 2.47
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -0.88
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) -1.88 -0.432 0.81
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 7.23

* Based on an €80/tonne carbon price