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 -8.45
Milk (kg) 107.00 -0.014 -1.50
Fat (kg) 9.60 -0.375 -3.60
Prot (kg) 7.60 -0.441 -3.35
Fertility Sub Index -0.27
Calving Interval (days) 0.31 -1.459 -0.45
Survival (%) 0.16 1.117 0.18
Calving Sub Index 1.48
Gestation Length (days) -1.61 -0.919 1.48
Beef Sub Index 0.08
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 4.57 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index -4.98

* Based on an €80/tonne carbon price