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 1.42
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -1.03 -0.375 0.39
Prot (kg) -0.37 -0.441 0.16
Fertility Sub Index 3.29
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 0.54 1.117 0.60
Calving Sub Index -2.59
Gestation Length (days) 2.82 -0.919 -2.59
Beef Sub Index -4.82
Carcass Weight (kg) 14.40 -0.528 -7.60
Age of Slaughter (days) -6.43 -0.432 2.78
Maintenance Sub Index Maint. Sub Index -7.48
Live WT (kg) 24.40 -0.307 -7.48
Total Carbon Sub Index -10.19

* Based on an €80/tonne carbon price