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 -2.18
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 1.61 -0.375 -0.60
Prot (kg) 2.90 -0.441 -1.28
Fertility Sub Index -0.54
Calving Interval (days) 1.30 -1.459 -1.90
Survival (%) 1.21 1.117 1.35
Calving Sub Index 2.36
Gestation Length (days) -2.57 -0.919 2.36
Beef Sub Index 0.73
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 5.02 -0.432 -2.17
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 6.11

* Based on an €80/tonne carbon price