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 20.72
Milk (kg) -377.00 -0.014 5.28
Fat (kg) -20.26 -0.375 7.59
Prot (kg) -17.80 -0.441 7.86
Fertility Sub Index 6.40
Calving Interval (days) -3.83 -1.459 5.59
Survival (%) 0.73 1.117 0.82
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index -1.12
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 28.48

* Based on an €80/tonne carbon price