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 12.90
Milk (kg) -286.00 -0.014 4.00
Fat (kg) -11.36 -0.375 4.26
Prot (kg) -10.51 -0.441 4.64
Fertility Sub Index 2.46
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 0.69 1.117 0.77
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -3.14
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 4.46 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 11.68

* Based on an €80/tonne carbon price