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 -8.68
Milk (kg) 139.00 -0.014 -1.95
Fat (kg) 8.83 -0.375 -3.31
Prot (kg) 7.77 -0.441 -3.43
Fertility Sub Index -3.22
Calving Interval (days) 0.85 -1.459 -1.24
Survival (%) -1.77 1.117 -1.98
Calving Sub Index 2.43
Gestation Length (days) -2.64 -0.919 2.43
Beef Sub Index -1.65
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 5.66 -0.432 -2.44
Maintenance Sub Index Maint. Sub Index -4.08
Live WT (kg) 13.30 -0.307 -4.08
Total Carbon Sub Index -15.20

* Based on an €80/tonne carbon price