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 2.29
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -2.18 -0.375 0.82
Prot (kg) -1.24 -0.441 0.55
Fertility Sub Index 6.56
Calving Interval (days) -3.07 -1.459 4.48
Survival (%) 1.86 1.117 2.08
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.58
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 19.51

* Based on an €80/tonne carbon price