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 -5.13
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) 7.20 -0.375 -2.70
Prot (kg) 5.03 -0.441 -2.22
Fertility Sub Index 2.19
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) 0.60 1.117 0.67
Calving Sub Index 3.04
Gestation Length (days) -3.31 -0.919 3.04
Beef Sub Index 5.45
Carcass Weight (kg) -12.00 -0.528 6.33
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 8.28
Live WT (kg) -27.00 -0.307 8.28
Total Carbon Sub Index 13.83

* Based on an €80/tonne carbon price