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 10.19
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -12.76 -0.375 4.78
Prot (kg) -9.41 -0.441 4.15
Fertility Sub Index -2.41
Calving Interval (days) 1.47 -1.459 -2.14
Survival (%) -0.24 1.117 -0.27
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.80
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 3.93 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index -3.59
Live WT (kg) 11.70 -0.307 -3.59
Total Carbon Sub Index 2.92

* Based on an €80/tonne carbon price