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 -2.59
Milk (kg) 159.00 -0.014 -2.23
Fat (kg) 4.48 -0.375 -1.68
Prot (kg) -2.97 -0.441 1.31
Fertility Sub Index 6.13
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 1.88 1.117 2.10
Calving Sub Index -1.05
Gestation Length (days) 1.14 -0.919 -1.05
Beef Sub Index 2.67
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 3.10 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 10.71

* Based on an €80/tonne carbon price