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 6.34
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -6.91 -0.375 2.59
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index -3.86
Calving Interval (days) 2.22 -1.459 -3.24
Survival (%) -0.56 1.117 -0.63
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.17
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.79 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index 1.92

* Based on an €80/tonne carbon price