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 1.42
Milk (kg) 72.00 -0.014 -1.01
Fat (kg) -1.48 -0.375 0.55
Prot (kg) -4.25 -0.441 1.88
Fertility Sub Index 2.91
Calving Interval (days) -1.48 -1.459 2.16
Survival (%) 0.67 1.117 0.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.08
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 4.58 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index 4.43

* Based on an €80/tonne carbon price