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 6.97
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -9.62 -0.375 3.60
Prot (kg) -4.71 -0.441 2.08
Fertility Sub Index 2.62
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 0.64
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 13.76

* Based on an €80/tonne carbon price