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 5.41
Milk (kg) -106.00 -0.014 1.48
Fat (kg) 0.69 -0.375 -0.26
Prot (kg) -9.49 -0.441 4.19
Fertility Sub Index 4.14
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) 0.34 1.117 0.38
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.98
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 9.31

* Based on an €80/tonne carbon price