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 20.39
Milk (kg) -468.00 -0.014 6.55
Fat (kg) -17.65 -0.375 6.61
Prot (kg) -16.38 -0.441 7.23
Fertility Sub Index 7.37
Calving Interval (days) -4.48 -1.459 6.54
Survival (%) 0.75 1.117 0.84
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index -2.05
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 3.64 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 27.90

* Based on an €80/tonne carbon price