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 1.21
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -0.41 -0.375 0.15
Prot (kg) -0.99 -0.441 0.44
Fertility Sub Index 0.20
Calving Interval (days) -0.19 -1.459 0.28
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.31
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 3.27

* Based on an €80/tonne carbon price