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 7.38
Milk (kg) -253.00 -0.014 3.54
Fat (kg) -3.66 -0.375 1.37
Prot (kg) -5.60 -0.441 2.47
Fertility Sub Index 3.16
Calving Interval (days) -1.47 -1.459 2.14
Survival (%) 0.91 1.117 1.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.08
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index 10.81

* Based on an €80/tonne carbon price