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 9.98
Milk (kg) -295.00 -0.014 4.13
Fat (kg) -7.17 -0.375 2.69
Prot (kg) -7.18 -0.441 3.17
Fertility Sub Index -3.27
Calving Interval (days) 2.59 -1.459 -3.78
Survival (%) 0.46 1.117 0.51
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index -1.27
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 3.93 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 12.13

* Based on an €80/tonne carbon price