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 7.40
Milk (kg) -398.00 -0.014 5.57
Fat (kg) 2.77 -0.375 -1.04
Prot (kg) -6.49 -0.441 2.86
Fertility Sub Index 13.66
Calving Interval (days) -7.25 -1.459 10.58
Survival (%) 2.76 1.117 3.08
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index -0.76
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 25.02

* Based on an €80/tonne carbon price