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 -4.08
Milk (kg) 172.00 -0.014 -2.41
Fat (kg) 3.05 -0.375 -1.14
Prot (kg) 1.21 -0.441 -0.53
Fertility Sub Index 0.80
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 0.22 1.117 0.25
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.22
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -3.36

* Based on an €80/tonne carbon price