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 3.13
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -0.93 -0.375 0.35
Prot (kg) -1.52 -0.441 0.67
Fertility Sub Index 6.31
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 1.26 1.117 1.41
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.94
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 21.24

* Based on an €80/tonne carbon price