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 -2.30
Milk (kg) -59.00 -0.014 0.83
Fat (kg) 5.49 -0.375 -2.06
Prot (kg) 2.43 -0.441 -1.07
Fertility Sub Index 7.24
Calving Interval (days) -4.42 -1.459 6.45
Survival (%) 0.71 1.117 0.79
Calving Sub Index 2.98
Gestation Length (days) -3.24 -0.919 2.98
Beef Sub Index -1.79
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 3.28 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index -0.64
Live WT (kg) 2.10 -0.307 -0.64
Total Carbon Sub Index 5.49

* Based on an €80/tonne carbon price