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 -0.61
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) 3.32 -0.375 -1.24
Prot (kg) -3.18 -0.441 1.40
Fertility Sub Index -11.70
Calving Interval (days) 6.37 -1.459 -9.29
Survival (%) -2.15 1.117 -2.40
Calving Sub Index 0.95
Gestation Length (days) -1.03 -0.919 0.95
Beef Sub Index -1.23
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 7.00 -0.432 -3.02
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -12.46

* Based on an €80/tonne carbon price