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 9.89
Milk (kg) -253.00 -0.014 3.54
Fat (kg) -10.64 -0.375 3.99
Prot (kg) -5.35 -0.441 2.36
Fertility Sub Index -0.06
Calving Interval (days) 1.12 -1.459 -1.63
Survival (%) 1.41 1.117 1.58
Calving Sub Index -1.84
Gestation Length (days) 2.00 -0.919 -1.84
Beef Sub Index -3.41
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) 4.12 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 7.55

* Based on an €80/tonne carbon price