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 2.86
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -1.07 -0.375 0.40
Prot (kg) -1.16 -0.441 0.51
Fertility Sub Index 10.06
Calving Interval (days) -4.65 -1.459 6.78
Survival (%) 2.93 1.117 3.27
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.60
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.96 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 20.68

* Based on an €80/tonne carbon price