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 12.48
Milk (kg) -212.00 -0.014 2.97
Fat (kg) -11.47 -0.375 4.30
Prot (kg) -11.82 -0.441 5.22
Fertility Sub Index 5.91
Calving Interval (days) -4.13 -1.459 6.03
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.63
Gestation Length (days) 0.69 -0.919 -0.63
Beef Sub Index 1.01
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 20.46

* Based on an €80/tonne carbon price