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 7.93
Milk (kg) -213.00 -0.014 2.98
Fat (kg) -3.56 -0.375 1.33
Prot (kg) -8.20 -0.441 3.62
Fertility Sub Index 8.90
Calving Interval (days) -5.62 -1.459 8.20
Survival (%) 0.63 1.117 0.70
Calving Sub Index -1.44
Gestation Length (days) 1.57 -0.919 -1.44
Beef Sub Index 1.60
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -1.76 -0.432 0.76
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 19.18

* Based on an €80/tonne carbon price