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 8.28
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -3.83 -0.375 1.43
Prot (kg) -8.22 -0.441 3.63
Fertility Sub Index 5.81
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 0.68 1.117 0.76
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 0.08
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.52 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 16.69

* Based on an €80/tonne carbon price