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 8.76
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -6.14 -0.375 2.30
Prot (kg) -8.70 -0.441 3.84
Fertility Sub Index 2.63
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index -1.13
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 2.49 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index -1.44
Live WT (kg) 4.70 -0.307 -1.44
Total Carbon Sub Index 8.59

* Based on an €80/tonne carbon price