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 6.33
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -7.42 -0.375 2.78
Prot (kg) -5.03 -0.441 2.22
Fertility Sub Index 6.55
Calving Interval (days) -3.86 -1.459 5.63
Survival (%) 0.82 1.117 0.92
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -0.16
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 15.71

* Based on an €80/tonne carbon price