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 4.34
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -6.08 -0.375 2.28
Prot (kg) 0.05 -0.441 -0.02
Fertility Sub Index 5.41
Calving Interval (days) -2.42 -1.459 3.53
Survival (%) 1.68 1.117 1.88
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -2.50
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 7.37 -0.432 -3.18
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 10.90

* Based on an €80/tonne carbon price