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 8.69
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -5.64 -0.375 2.11
Prot (kg) -9.57 -0.441 4.22
Fertility Sub Index -1.83
Calving Interval (days) 1.04 -1.459 -1.52
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 0.59
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index 5.79

* Based on an €80/tonne carbon price