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 -9.13
Milk (kg) -141.00 -0.014 1.97
Fat (kg) 21.78 -0.375 -8.16
Prot (kg) 6.67 -0.441 -2.94
Fertility Sub Index 3.21
Calving Interval (days) -2.03 -1.459 2.96
Survival (%) 0.22 1.117 0.25
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index 0.14
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.86 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index -3.07
Live WT (kg) 10.00 -0.307 -3.07
Total Carbon Sub Index -7.71

* Based on an €80/tonne carbon price