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 0.94
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -0.75 -0.375 0.28
Prot (kg) -1.26 -0.441 0.56
Fertility Sub Index 0.18
Calving Interval (days) -0.16 -1.459 0.23
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.25
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 2.00

* Based on an €80/tonne carbon price