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 11.16
Milk (kg) -321.00 -0.014 4.49
Fat (kg) -6.89 -0.375 2.58
Prot (kg) -9.25 -0.441 4.08
Fertility Sub Index 9.06
Calving Interval (days) -4.53 -1.459 6.61
Survival (%) 2.19 1.117 2.45
Calving Sub Index 1.76
Gestation Length (days) -1.92 -0.919 1.76
Beef Sub Index 4.00
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) -0.58 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 28.10

* Based on an €80/tonne carbon price