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 20.05
Milk (kg) -364.00 -0.014 5.10
Fat (kg) -20.61 -0.375 7.72
Prot (kg) -16.38 -0.441 7.23
Fertility Sub Index 13.01
Calving Interval (days) -8.84 -1.459 12.90
Survival (%) 0.10 1.117 0.11
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index -0.05
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 35.83

* Based on an €80/tonne carbon price