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 7.36
Milk (kg) -194.00 -0.014 2.72
Fat (kg) -6.59 -0.375 2.47
Prot (kg) -4.93 -0.441 2.18
Fertility Sub Index -1.15
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) 0.71 1.117 0.79
Calving Sub Index -1.49
Gestation Length (days) 1.62 -0.919 -1.49
Beef Sub Index 0.71
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 3.85 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 10.52

* Based on an €80/tonne carbon price