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 11.10
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -5.86 -0.375 2.19
Prot (kg) -14.69 -0.441 6.48
Fertility Sub Index 0.77
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) -0.09 1.117 -0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.15
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 13.52

* Based on an €80/tonne carbon price