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 1.12
Milk (kg) -93.00 -0.014 1.30
Fat (kg) 3.14 -0.375 -1.18
Prot (kg) -2.25 -0.441 0.99
Fertility Sub Index 2.96
Calving Interval (days) -1.88 -1.459 2.74
Survival (%) 0.19 1.117 0.21
Calving Sub Index 1.76
Gestation Length (days) -1.92 -0.919 1.76
Beef Sub Index 5.95
Carcass Weight (kg) -13.60 -0.528 7.17
Age of Slaughter (days) 2.84 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 12.88
Live WT (kg) -42.00 -0.307 12.88
Total Carbon Sub Index 24.66

* Based on an €80/tonne carbon price