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 6.57
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -6.27 -0.375 2.35
Prot (kg) -3.21 -0.441 1.42
Fertility Sub Index 5.94
Calving Interval (days) -3.86 -1.459 5.63
Survival (%) 0.28 1.117 0.31
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.05
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 0.00 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 16.12

* Based on an €80/tonne carbon price