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 -2.40
Milk (kg) 101.00 -0.014 -1.41
Fat (kg) 2.05 -0.375 -0.77
Prot (kg) 0.49 -0.441 -0.22
Fertility Sub Index -4.49
Calving Interval (days) 2.15 -1.459 -3.14
Survival (%) -1.21 1.117 -1.35
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.29
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -0.07 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -6.76

* Based on an €80/tonne carbon price