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 -4.24
Milk (kg) 102.00 -0.014 -1.43
Fat (kg) 5.08 -0.375 -1.90
Prot (kg) 2.05 -0.441 -0.90
Fertility Sub Index -9.23
Calving Interval (days) 4.60 -1.459 -6.71
Survival (%) -2.25 1.117 -2.51
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index -1.41
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 2.91 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index -12.73

* Based on an €80/tonne carbon price