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 3.49
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -0.52 -0.375 0.19
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index 1.41
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index -1.33
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 2.71 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index 2.76

* Based on an €80/tonne carbon price