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 11.70
Milk (kg) -298.00 -0.014 4.17
Fat (kg) -11.52 -0.375 4.31
Prot (kg) -7.29 -0.441 3.22
Fertility Sub Index 5.66
Calving Interval (days) -3.10 -1.459 4.52
Survival (%) 1.02 1.117 1.14
Calving Sub Index -1.51
Gestation Length (days) 1.64 -0.919 -1.51
Beef Sub Index -2.46
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 16.83

* Based on an €80/tonne carbon price