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 13.49
Milk (kg) -304.00 -0.014 4.26
Fat (kg) -11.29 -0.375 4.23
Prot (kg) -11.35 -0.441 5.01
Fertility Sub Index 8.16
Calving Interval (days) -4.30 -1.459 6.27
Survival (%) 1.69 1.117 1.89
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.52
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 0.34 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 22.11

* Based on an €80/tonne carbon price