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 8.51
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -7.48 -0.375 2.80
Prot (kg) -6.30 -0.441 2.78
Fertility Sub Index 4.18
Calving Interval (days) -2.33 -1.459 3.40
Survival (%) 0.70 1.117 0.78
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.11
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 17.03

* Based on an €80/tonne carbon price