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 2.76
Milk (kg) -283.00 -0.014 3.96
Fat (kg) 6.59 -0.375 -2.47
Prot (kg) -2.88 -0.441 1.27
Fertility Sub Index -1.14
Calving Interval (days) 0.83 -1.459 -1.21
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.57
Gestation Length (days) 0.62 -0.919 -0.57
Beef Sub Index -2.12
Carcass Weight (kg) 4.60 -0.528 -2.43
Age of Slaughter (days) -0.71 -0.432 0.31
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -2.60

* Based on an €80/tonne carbon price