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 1.16
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -1.57 -0.375 0.59
Prot (kg) -0.38 -0.441 0.17
Fertility Sub Index -0.48
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index -2.00
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 7.81 -0.432 -3.37
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 4.56

* Based on an €80/tonne carbon price