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 -5.80
Milk (kg) 102.00 -0.014 -1.43
Fat (kg) 8.39 -0.375 -3.14
Prot (kg) 2.79 -0.441 -1.23
Fertility Sub Index 1.05
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 0.14 1.117 0.16
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.04
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index -3.22

* Based on an €80/tonne carbon price