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 -5.49
Milk (kg) 50.00 -0.014 -0.70
Fat (kg) 4.30 -0.375 -1.61
Prot (kg) 7.21 -0.441 -3.18
Fertility Sub Index 11.94
Calving Interval (days) -6.21 -1.459 9.06
Survival (%) 2.58 1.117 2.88
Calving Sub Index 3.04
Gestation Length (days) -3.31 -0.919 3.04
Beef Sub Index 2.97
Carcass Weight (kg) -11.40 -0.528 6.01
Age of Slaughter (days) 7.06 -0.432 -3.05
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 17.06

* Based on an €80/tonne carbon price