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 13.60
Milk (kg) -645.00 -0.014 9.03
Fat (kg) 1.35 -0.375 -0.51
Prot (kg) -11.51 -0.441 5.08
Fertility Sub Index 7.60
Calving Interval (days) -3.54 -1.459 5.17
Survival (%) 2.18 1.117 2.44
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 3.81
Carcass Weight (kg) -14.10 -0.528 7.44
Age of Slaughter (days) 8.40 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 14.16
Live WT (kg) -46.20 -0.307 14.16
Total Carbon Sub Index 39.60

* Based on an €80/tonne carbon price