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 12.58
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -12.71 -0.375 4.76
Prot (kg) -7.98 -0.441 3.52
Fertility Sub Index 6.14
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 0.89 1.117 0.99
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index 0.31
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -1.20 -0.432 0.52
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 22.45

* Based on an €80/tonne carbon price