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 2.64
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -2.35 -0.375 0.88
Prot (kg) -1.48 -0.441 0.65
Fertility Sub Index -0.72
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) 1.09 1.117 1.22
Calving Sub Index -0.63
Gestation Length (days) 0.69 -0.919 -0.63
Beef Sub Index -1.43
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 7.22 -0.432 -3.12
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 5.62

* Based on an €80/tonne carbon price