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 13.86
Milk (kg) -268.00 -0.014 3.75
Fat (kg) -12.73 -0.375 4.77
Prot (kg) -12.10 -0.441 5.34
Fertility Sub Index 7.55
Calving Interval (days) -4.24 -1.459 6.19
Survival (%) 1.22 1.117 1.36
Calving Sub Index -1.79
Gestation Length (days) 1.95 -0.919 -1.79
Beef Sub Index -0.15
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) -0.38 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 20.70

* Based on an €80/tonne carbon price