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 2.88
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -2.89 -0.375 1.08
Prot (kg) -2.72 -0.441 1.20
Fertility Sub Index -6.72
Calving Interval (days) 3.38 -1.459 -4.93
Survival (%) -1.60 1.117 -1.79
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.38
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index -4.10

* Based on an €80/tonne carbon price