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 7.12
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -4.82 -0.375 1.81
Prot (kg) -6.77 -0.441 2.99
Fertility Sub Index 0.39
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) -0.15 1.117 -0.17
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.59
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 7.49

* Based on an €80/tonne carbon price