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 -2.58
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) 3.84 -0.375 -1.44
Prot (kg) 2.12 -0.441 -0.94
Fertility Sub Index -7.89
Calving Interval (days) 4.25 -1.459 -6.20
Survival (%) -1.51 1.117 -1.69
Calving Sub Index 1.59
Gestation Length (days) -1.73 -0.919 1.59
Beef Sub Index 0.90
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.68 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -7.36

* Based on an €80/tonne carbon price