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 -5.68
Milk (kg) 53.00 -0.014 -0.74
Fat (kg) 8.44 -0.375 -3.16
Prot (kg) 4.03 -0.441 -1.78
Fertility Sub Index 6.11
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 1.28 1.117 1.43
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.41
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 4.35

* Based on an €80/tonne carbon price