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 15.43
Milk (kg) -286.00 -0.014 4.00
Fat (kg) -14.06 -0.375 5.27
Prot (kg) -13.95 -0.441 6.16
Fertility Sub Index -2.53
Calving Interval (days) 1.75 -1.459 -2.55
Survival (%) 0.02 1.117 0.02
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index 0.46
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index -1.56
Live WT (kg) 5.10 -0.307 -1.56
Total Carbon Sub Index 11.97

* Based on an €80/tonne carbon price