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 4.66
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -4.61 -0.375 1.73
Prot (kg) -3.22 -0.441 1.42
Fertility Sub Index 3.97
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) 1.52 1.117 1.70
Calving Sub Index -0.79
Gestation Length (days) 0.86 -0.919 -0.79
Beef Sub Index -3.55
Carcass Weight (kg) 5.60 -0.528 -2.95
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index -2.94
Live WT (kg) 9.60 -0.307 -2.94
Total Carbon Sub Index 1.35

* Based on an €80/tonne carbon price