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 -0.58
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) 2.65 -0.375 -0.99
Prot (kg) -1.73 -0.441 0.76
Fertility Sub Index -2.17
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) -0.56 1.117 -0.63
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.10
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.32 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index -1.36

* Based on an €80/tonne carbon price