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 6.76
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -5.58 -0.375 2.09
Prot (kg) -7.98 -0.441 3.52
Fertility Sub Index 0.60
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) -0.91 1.117 -1.02
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index -1.67
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 8.24

* Based on an €80/tonne carbon price