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 3.99
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -1.26 -0.375 0.47
Prot (kg) -3.87 -0.441 1.71
Fertility Sub Index 2.18
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) 0.33 1.117 0.37
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -0.77
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 5.82 -0.432 -2.51
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 13.15

* Based on an €80/tonne carbon price