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 10.45
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -5.74 -0.375 2.15
Prot (kg) -13.73 -0.441 6.06
Fertility Sub Index 0.64
Calving Interval (days) -0.46 -1.459 0.67
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.04
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 12.83

* Based on an €80/tonne carbon price