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 13.70
Milk (kg) -332.00 -0.014 4.65
Fat (kg) -10.91 -0.375 4.09
Prot (kg) -11.25 -0.441 4.97
Fertility Sub Index 2.47
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) 0.66 1.117 0.74
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.32
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index -0.12
Live WT (kg) 0.40 -0.307 -0.12
Total Carbon Sub Index 14.27

* Based on an €80/tonne carbon price