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 -2.71
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) 6.83 -0.375 -2.56
Prot (kg) 0.13 -0.441 -0.06
Fertility Sub Index 0.20
Calving Interval (days) 0.09 -1.459 -0.13
Survival (%) 0.30 1.117 0.34
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 0.69
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -0.80

* Based on an €80/tonne carbon price