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 5.67
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -3.26 -0.375 1.22
Prot (kg) -6.37 -0.441 2.81
Fertility Sub Index -0.77
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) -0.79 1.117 -0.88
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 0.67
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.49 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index 5.22

* Based on an €80/tonne carbon price