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 7.44
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -9.51 -0.375 3.56
Prot (kg) -6.18 -0.441 2.73
Fertility Sub Index 5.00
Calving Interval (days) -3.23 -1.459 4.71
Survival (%) 0.26 1.117 0.29
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index 0.12
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 15.41

* Based on an €80/tonne carbon price