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 2.56
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -3.24 -0.375 1.21
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index -0.15
Calving Interval (days) 1.12 -1.459 -1.63
Survival (%) 1.33 1.117 1.49
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index -2.02
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 7.86 -0.432 -3.39
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 5.76

* Based on an €80/tonne carbon price