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 -1.39
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 1.51 -0.375 -0.57
Prot (kg) 1.20 -0.441 -0.53
Fertility Sub Index 6.42
Calving Interval (days) -3.09 -1.459 4.51
Survival (%) 1.71 1.117 1.91
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.22
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.61 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 17.37

* Based on an €80/tonne carbon price