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 15.93
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -20.83 -0.375 7.80
Prot (kg) -11.11 -0.441 4.90
Fertility Sub Index 2.28
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) 0.42 1.117 0.47
Calving Sub Index -1.54
Gestation Length (days) 1.68 -0.919 -1.54
Beef Sub Index 1.23
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 23.66

* Based on an €80/tonne carbon price