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 1.34
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -0.57 -0.375 0.21
Prot (kg) -1.15 -0.441 0.51
Fertility Sub Index 4.80
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 1.29 1.117 1.44
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.10
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.90 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 16.12

* Based on an €80/tonne carbon price