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 3.11
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -2.12 -0.375 0.79
Prot (kg) -2.59 -0.441 1.14
Fertility Sub Index -0.16
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) 1.37 1.117 1.53
Calving Sub Index -0.97
Gestation Length (days) 1.06 -0.919 -0.97
Beef Sub Index -1.29
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 6.66 -0.432 -2.88
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 5.81

* Based on an €80/tonne carbon price