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 4.91
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -5.37 -0.441 2.37
Fertility Sub Index -0.65
Calving Interval (days) 0.36 -1.459 -0.53
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 0.09
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index -0.37
Live WT (kg) 1.20 -0.307 -0.37
Total Carbon Sub Index 3.78

* Based on an €80/tonne carbon price