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 15.85
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -17.38 -0.375 6.51
Prot (kg) -13.59 -0.441 6.00
Fertility Sub Index 10.95
Calving Interval (days) -6.93 -1.459 10.11
Survival (%) 0.75 1.117 0.84
Calving Sub Index 0.11
Gestation Length (days) -0.12 -0.919 0.11
Beef Sub Index 0.62
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 31.39

* Based on an €80/tonne carbon price