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 -2.93
Milk (kg) 52.00 -0.014 -0.73
Fat (kg) 4.16 -0.375 -1.56
Prot (kg) 1.46 -0.441 -0.64
Fertility Sub Index -0.30
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.10
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index -2.48

* Based on an €80/tonne carbon price