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 5.90
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -0.10 -0.375 0.04
Prot (kg) -4.81 -0.441 2.12
Fertility Sub Index 0.86
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) -0.41 1.117 -0.46
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 3.10
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 0.51 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 18.19

* Based on an €80/tonne carbon price