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 5.65
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -5.62 -0.375 2.11
Prot (kg) -6.13 -0.441 2.71
Fertility Sub Index -8.36
Calving Interval (days) 4.22 -1.459 -6.16
Survival (%) -1.97 1.117 -2.20
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -0.25
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 3.03 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -0.41

* Based on an €80/tonne carbon price