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 18.72
Milk (kg) -502.00 -0.014 7.03
Fat (kg) -17.01 -0.375 6.37
Prot (kg) -12.05 -0.441 5.32
Fertility Sub Index 3.68
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 0.97 1.117 1.08
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index -2.83
Carcass Weight (kg) 4.60 -0.528 -2.43
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index 15.70

* Based on an €80/tonne carbon price