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 1.63
Milk (kg) 88.00 -0.014 -1.23
Fat (kg) -4.20 -0.375 1.57
Prot (kg) -2.91 -0.441 1.28
Fertility Sub Index -0.84
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) 0.12 1.117 0.13
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index -1.22
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 3.92 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index -1.72
Live WT (kg) 5.60 -0.307 -1.72
Total Carbon Sub Index -1.55

* Based on an €80/tonne carbon price