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 7.47
Milk (kg) -206.00 -0.014 2.88
Fat (kg) -4.00 -0.375 1.50
Prot (kg) -7.00 -0.441 3.09
Fertility Sub Index 2.56
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) 0.31 1.117 0.35
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 2.55
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -0.54 -0.432 0.23
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 16.50

* Based on an €80/tonne carbon price