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 13.59
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -10.27 -0.375 3.85
Prot (kg) -12.34 -0.441 5.45
Fertility Sub Index -7.36
Calving Interval (days) 5.56 -1.459 -8.11
Survival (%) 0.67 1.117 0.75
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index 5.64
Carcass Weight (kg) -10.90 -0.528 5.75
Age of Slaughter (days) 0.26 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 7.57
Live WT (kg) -24.70 -0.307 7.57
Total Carbon Sub Index 19.60

* Based on an €80/tonne carbon price