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 -0.10
Milk (kg) -101.00 -0.014 1.41
Fat (kg) 4.09 -0.375 -1.53
Prot (kg) -0.05 -0.441 0.02
Fertility Sub Index 0.77
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 0.15 1.117 0.17
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -2.13
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index -3.65
Live WT (kg) 11.90 -0.307 -3.65
Total Carbon Sub Index -4.00

* Based on an €80/tonne carbon price