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 4.92
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -3.72 -0.375 1.39
Prot (kg) -4.76 -0.441 2.10
Fertility Sub Index -0.17
Calving Interval (days) 1.09 -1.459 -1.59
Survival (%) 1.27 1.117 1.42
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index -1.78
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 7.92 -0.432 -3.42
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 8.81

* Based on an €80/tonne carbon price