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 0.22
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) -3.61 -0.375 1.35
Prot (kg) 1.93 -0.441 -0.85
Fertility Sub Index -2.51
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) -0.71 1.117 -0.79
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index -0.34
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 4.81 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index -0.20

* Based on an €80/tonne carbon price