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 2.15
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -2.05 -0.375 0.77
Prot (kg) 0.55 -0.441 -0.24
Fertility Sub Index -10.63
Calving Interval (days) 5.25 -1.459 -7.66
Survival (%) -2.66 1.117 -2.97
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index -1.28
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 2.36 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index -1.50
Live WT (kg) 4.90 -0.307 -1.50
Total Carbon Sub Index -11.49

* Based on an €80/tonne carbon price