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 4.63
Milk (kg) -143.00 -0.014 2.00
Fat (kg) 0.74 -0.375 -0.28
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index 1.88
Calving Interval (days) -1.13 -1.459 1.65
Survival (%) 0.21 1.117 0.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.71
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 6.75

* Based on an €80/tonne carbon price