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 7.00
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -5.27 -0.375 1.97
Prot (kg) -5.02 -0.441 2.22
Fertility Sub Index 2.43
Calving Interval (days) -1.39 -1.459 2.03
Survival (%) 0.36 1.117 0.40
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.19
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.63 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 10.74

* Based on an €80/tonne carbon price