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 9.27
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -8.16 -0.375 3.06
Prot (kg) -7.45 -0.441 3.29
Fertility Sub Index 14.80
Calving Interval (days) -8.14 -1.459 11.88
Survival (%) 2.62 1.117 2.93
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.24
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 27.62

* Based on an €80/tonne carbon price