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 8.70
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -7.29 -0.375 2.73
Prot (kg) -7.24 -0.441 3.20
Fertility Sub Index 4.76
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 0.07 1.117 0.08
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index -1.05
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index -4.41
Live WT (kg) 14.40 -0.307 -4.41
Total Carbon Sub Index 9.07

* Based on an €80/tonne carbon price