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 10.03
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -8.13 -0.375 3.05
Prot (kg) -8.90 -0.441 3.93
Fertility Sub Index 0.39
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) 0.17 1.117 0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.65
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 9.52

* Based on an €80/tonne carbon price