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 18.04
Milk (kg) -441.00 -0.014 6.17
Fat (kg) -15.23 -0.375 5.70
Prot (kg) -13.97 -0.441 6.17
Fertility Sub Index 3.56
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 0.12
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) -3.46 -0.432 1.49
Maintenance Sub Index Maint. Sub Index -0.64
Live WT (kg) 2.10 -0.307 -0.64
Total Carbon Sub Index 20.85

* Based on an €80/tonne carbon price