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 16.14
Milk (kg) -431.00 -0.014 6.03
Fat (kg) -13.38 -0.375 5.01
Prot (kg) -11.55 -0.441 5.10
Fertility Sub Index 5.00
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 0.86 1.117 0.96
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.91
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -2.71 -0.432 1.17
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 29.73

* Based on an €80/tonne carbon price