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 -5.21
Milk (kg) 249.00 -0.014 -3.49
Fat (kg) 1.78 -0.375 -0.67
Prot (kg) 2.39 -0.441 -1.05
Fertility Sub Index -0.47
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.31
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index -4.29

* Based on an €80/tonne carbon price