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 11.93
Milk (kg) -300.00 -0.014 4.20
Fat (kg) -6.72 -0.375 2.52
Prot (kg) -11.81 -0.441 5.21
Fertility Sub Index 0.18
Calving Interval (days) -0.11 -1.459 0.16
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.18
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 11.86

* Based on an €80/tonne carbon price