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 0.27
Milk (kg) -10.00 -0.014 0.14
Fat (kg) -0.76 -0.375 0.28
Prot (kg) 0.34 -0.441 -0.15
Fertility Sub Index -0.65
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) 1.22 1.117 1.36
Calving Sub Index -0.89
Gestation Length (days) 0.97 -0.919 -0.89
Beef Sub Index -1.44
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 6.26 -0.432 -2.70
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 2.59

* Based on an €80/tonne carbon price