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 5.58
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -3.54 -0.375 1.33
Prot (kg) -7.17 -0.441 3.16
Fertility Sub Index -2.22
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index -0.59
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 4.54 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index -0.80
Live WT (kg) 2.60 -0.307 -0.80
Total Carbon Sub Index 2.47

* Based on an €80/tonne carbon price