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 8.00
Milk (kg) 261.00 -0.014 -3.65
Fat (kg) -18.88 -0.375 7.07
Prot (kg) -10.39 -0.441 4.59
Fertility Sub Index -0.90
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.53
Gestation Length (days) 0.58 -0.919 -0.53
Beef Sub Index 1.33
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 8.21

* Based on an €80/tonne carbon price