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 3.02
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -0.08 -0.375 0.03
Prot (kg) -6.07 -0.441 2.68
Fertility Sub Index 1.37
Calving Interval (days) -1.36 -1.459 1.98
Survival (%) -0.55 1.117 -0.61
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index 0.80
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -0.64 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 6.33

* Based on an €80/tonne carbon price