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 3.20
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -1.17 -0.375 0.44
Prot (kg) -3.55 -0.441 1.57
Fertility Sub Index -3.03
Calving Interval (days) 1.49 -1.459 -2.17
Survival (%) -0.77 1.117 -0.86
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.28 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 0.69

* Based on an €80/tonne carbon price