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 4.79
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -1.16 -0.375 0.43
Prot (kg) -3.52 -0.441 1.55
Fertility Sub Index -0.97
Calving Interval (days) 0.81 -1.459 -1.18
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index -0.19
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 4.91

* Based on an €80/tonne carbon price