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 13.28
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -13.37 -0.375 5.01
Prot (kg) -10.46 -0.441 4.62
Fertility Sub Index 5.85
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) 2.81 1.117 3.14
Calving Sub Index -1.23
Gestation Length (days) 1.34 -0.919 -1.23
Beef Sub Index -2.07
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 6.15 -0.432 -2.65
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 20.80

* Based on an €80/tonne carbon price