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 8.53
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -6.88 -0.375 2.58
Prot (kg) -9.10 -0.441 4.02
Fertility Sub Index -2.21
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) -0.61 1.117 -0.68
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -1.19
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 4.11 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index -3.10
Live WT (kg) 10.10 -0.307 -3.10
Total Carbon Sub Index 2.69

* Based on an €80/tonne carbon price