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 21.44
Milk (kg) -342.00 -0.014 4.79
Fat (kg) -23.91 -0.375 8.96
Prot (kg) -17.44 -0.441 7.70
Fertility Sub Index 6.44
Calving Interval (days) -2.97 -1.459 4.33
Survival (%) 1.89 1.117 2.11
Calving Sub Index -1.41
Gestation Length (days) 1.53 -0.919 -1.41
Beef Sub Index -2.11
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 6.97 -0.432 -3.01
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 30.59

* Based on an €80/tonne carbon price