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 1.22
Milk (kg) -56.00 -0.014 0.78
Fat (kg) 2.15 -0.375 -0.81
Prot (kg) -2.81 -0.441 1.24
Fertility Sub Index 3.44
Calving Interval (days) -0.88 -1.459 1.28
Survival (%) 1.93 1.117 2.16
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 7.01
Carcass Weight (kg) -16.80 -0.528 8.86
Age of Slaughter (days) 4.28 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 16.09
Live WT (kg) -52.50 -0.307 16.09
Total Carbon Sub Index 28.26

* Based on an €80/tonne carbon price