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 13.62
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -13.63 -0.375 5.11
Prot (kg) -13.11 -0.441 5.79
Fertility Sub Index 1.40
Calving Interval (days) -1.29 -1.459 1.88
Survival (%) -0.43 1.117 -0.48
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.38
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.96 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 16.80

* Based on an €80/tonne carbon price