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 10.28
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -5.30 -0.375 1.99
Prot (kg) -13.78 -0.441 6.08
Fertility Sub Index 0.65
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) -0.15 1.117 -0.17
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.10
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 12.21

* Based on an €80/tonne carbon price