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 -0.44
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 0.50 -0.375 -0.19
Prot (kg) 0.44 -0.441 -0.19
Fertility Sub Index 6.51
Calving Interval (days) -3.14 -1.459 4.58
Survival (%) 1.73 1.117 1.93
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.78
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.89 -0.432 1.25
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 18.05

* Based on an €80/tonne carbon price