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 7.15
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -6.82 -0.375 2.55
Prot (kg) -7.27 -0.441 3.21
Fertility Sub Index -1.26
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) -0.92 1.117 -1.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.76
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -0.67 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 9.68

* Based on an €80/tonne carbon price