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 13.69
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -15.92 -0.375 5.96
Prot (kg) -9.33 -0.441 4.12
Fertility Sub Index 5.65
Calving Interval (days) -3.16 -1.459 4.61
Survival (%) 0.93 1.117 1.04
Calving Sub Index -1.97
Gestation Length (days) 2.14 -0.919 -1.97
Beef Sub Index -1.99
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 18.66

* Based on an €80/tonne carbon price