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 12.10
Milk (kg) -361.00 -0.014 5.05
Fat (kg) -5.26 -0.375 1.97
Prot (kg) -11.49 -0.441 5.07
Fertility Sub Index 4.92
Calving Interval (days) -3.23 -1.459 4.71
Survival (%) 0.19 1.117 0.21
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index -0.06
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.68 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 17.75

* Based on an €80/tonne carbon price