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 8.98
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -7.81 -0.375 2.93
Prot (kg) -5.09 -0.441 2.25
Fertility Sub Index 8.65
Calving Interval (days) -5.46 -1.459 7.97
Survival (%) 0.61 1.117 0.68
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index 3.91
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) -1.35 -0.432 0.58
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 27.00

* Based on an €80/tonne carbon price