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 -3.20
Milk (kg) -20.00 -0.014 0.28
Fat (kg) 5.48 -0.375 -2.05
Prot (kg) 3.23 -0.441 -1.43
Fertility Sub Index 3.80
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) 2.03 1.117 2.27
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index -0.84
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index -0.70

* Based on an €80/tonne carbon price