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 1.70
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -1.87 -0.375 0.70
Prot (kg) -0.51 -0.441 0.23
Fertility Sub Index 5.58
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) 1.35 1.117 1.51
Calving Sub Index -1.72
Gestation Length (days) 1.87 -0.919 -1.72
Beef Sub Index -4.02
Carcass Weight (kg) 12.20 -0.528 -6.44
Age of Slaughter (days) -5.60 -0.432 2.42
Maintenance Sub Index Maint. Sub Index -8.28
Live WT (kg) 27.00 -0.307 -8.28
Total Carbon Sub Index -6.74

* Based on an €80/tonne carbon price