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 7.41
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -5.79 -0.375 2.17
Prot (kg) -6.41 -0.441 2.83
Fertility Sub Index 5.71
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) 0.88 1.117 0.98
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 2.36
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 18.58

* Based on an €80/tonne carbon price