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 6.91
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -5.02 -0.375 1.88
Prot (kg) -5.40 -0.441 2.38
Fertility Sub Index 6.41
Calving Interval (days) -3.91 -1.459 5.70
Survival (%) 0.63 1.117 0.70
Calving Sub Index -0.56
Gestation Length (days) 0.61 -0.919 -0.56
Beef Sub Index 1.22
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.34 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 17.15

* Based on an €80/tonne carbon price