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 6.31
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -7.18 -0.375 2.69
Prot (kg) -5.54 -0.441 2.45
Fertility Sub Index 6.87
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 1.88 1.117 2.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.53
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) -1.83 -0.432 0.79
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 17.76

* Based on an €80/tonne carbon price