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 5.67
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -3.71 -0.375 1.39
Prot (kg) -4.24 -0.441 1.87
Fertility Sub Index -1.25
Calving Interval (days) 1.61 -1.459 -2.35
Survival (%) 0.98 1.117 1.09
Calving Sub Index -0.82
Gestation Length (days) 0.89 -0.919 -0.82
Beef Sub Index -1.14
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 5.81 -0.432 -2.51
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 7.22

* Based on an €80/tonne carbon price