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 9.20
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -8.96 -0.375 3.36
Prot (kg) -8.20 -0.441 3.62
Fertility Sub Index 7.28
Calving Interval (days) -3.89 -1.459 5.68
Survival (%) 1.44 1.117 1.61
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index -0.58
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.81 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 19.08

* Based on an €80/tonne carbon price