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 0.22
Milk (kg) -8.00 -0.014 0.11
Fat (kg) 0.36 -0.375 -0.13
Prot (kg) -0.55 -0.441 0.24
Fertility Sub Index 0.78
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.02
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 2.59

* Based on an €80/tonne carbon price