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 21.72
Milk (kg) -848.00 -0.014 11.87
Fat (kg) -5.69 -0.375 2.13
Prot (kg) -17.48 -0.441 7.71
Fertility Sub Index 6.38
Calving Interval (days) -2.66 -1.459 3.88
Survival (%) 2.24 1.117 2.50
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 3.50
Carcass Weight (kg) -14.30 -0.528 7.54
Age of Slaughter (days) 9.37 -0.432 -4.05
Maintenance Sub Index Maint. Sub Index 13.76
Live WT (kg) -44.90 -0.307 13.76
Total Carbon Sub Index 46.42

* Based on an €80/tonne carbon price