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 0.00
Milk (kg) -78.00 -0.014 1.09
Fat (kg) 4.23 -0.375 -1.58
Prot (kg) -1.11 -0.441 0.49
Fertility Sub Index 3.27
Calving Interval (days) -2.03 -1.459 2.96
Survival (%) 0.28 1.117 0.31
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index 0.20
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.32 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 6.85

* Based on an €80/tonne carbon price