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 13.88
Milk (kg) -255.00 -0.014 3.57
Fat (kg) -12.03 -0.375 4.51
Prot (kg) -13.15 -0.441 5.80
Fertility Sub Index 14.41
Calving Interval (days) -8.32 -1.459 12.14
Survival (%) 2.03 1.117 2.27
Calving Sub Index -0.79
Gestation Length (days) 0.86 -0.919 -0.79
Beef Sub Index 2.36
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 34.57

* Based on an €80/tonne carbon price