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 8.08
Milk (kg) -411.00 -0.014 5.75
Fat (kg) 2.27 -0.375 -0.85
Prot (kg) -7.19 -0.441 3.17
Fertility Sub Index 4.64
Calving Interval (days) -2.52 -1.459 3.68
Survival (%) 0.86 1.117 0.96
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index 3.44
Carcass Weight (kg) -8.20 -0.528 4.33
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 23.75

* Based on an €80/tonne carbon price