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 18.19
Milk (kg) -375.00 -0.014 5.25
Fat (kg) -15.04 -0.375 5.63
Prot (kg) -16.56 -0.441 7.31
Fertility Sub Index 2.82
Calving Interval (days) -1.51 -1.459 2.20
Survival (%) 0.55 1.117 0.61
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.34
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 22.26

* Based on an €80/tonne carbon price