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 13.82
Milk (kg) -275.00 -0.014 3.85
Fat (kg) -13.04 -0.375 4.88
Prot (kg) -11.53 -0.441 5.09
Fertility Sub Index 4.24
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 0.65 1.117 0.73
Calving Sub Index -0.89
Gestation Length (days) 0.97 -0.919 -0.89
Beef Sub Index 0.80
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.31 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 20.48

* Based on an €80/tonne carbon price