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 15.66
Milk (kg) -306.00 -0.014 4.28
Fat (kg) -15.14 -0.375 5.67
Prot (kg) -12.92 -0.441 5.70
Fertility Sub Index 8.02
Calving Interval (days) -3.88 -1.459 5.66
Survival (%) 2.11 1.117 2.36
Calving Sub Index -0.74
Gestation Length (days) 0.81 -0.919 -0.74
Beef Sub Index 2.43
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 0.72 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 27.96

* Based on an €80/tonne carbon price