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 1.97
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -0.61 -0.375 0.23
Prot (kg) -1.18 -0.441 0.52
Fertility Sub Index 7.56
Calving Interval (days) -4.05 -1.459 5.91
Survival (%) 1.48 1.117 1.65
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.32
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 3.78 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 15.51

* Based on an €80/tonne carbon price