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 15.28
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -15.73 -0.375 5.89
Prot (kg) -11.53 -0.441 5.09
Fertility Sub Index 6.19
Calving Interval (days) -3.64 -1.459 5.31
Survival (%) 0.79 1.117 0.88
Calving Sub Index -0.75
Gestation Length (days) 0.82 -0.919 -0.75
Beef Sub Index 1.21
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 27.23

* Based on an €80/tonne carbon price