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 7.96
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -6.38 -0.375 2.39
Prot (kg) -8.97 -0.441 3.96
Fertility Sub Index -8.39
Calving Interval (days) 4.66 -1.459 -6.80
Survival (%) -1.42 1.117 -1.59
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 0.19
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index -1.37

* Based on an €80/tonne carbon price