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 -3.80
Milk (kg) 290.00 -0.014 -4.06
Fat (kg) -1.75 -0.375 0.66
Prot (kg) 0.90 -0.441 -0.40
Fertility Sub Index -1.67
Calving Interval (days) 0.95 -1.459 -1.39
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index -6.57
Carcass Weight (kg) 5.30 -0.528 -2.80
Age of Slaughter (days) 8.75 -0.432 -3.78
Maintenance Sub Index Maint. Sub Index -4.60
Live WT (kg) 15.00 -0.307 -4.60
Total Carbon Sub Index -15.66

* Based on an €80/tonne carbon price