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 10.87
Milk (kg) -532.00 -0.014 7.45
Fat (kg) -0.19 -0.375 0.07
Prot (kg) -7.59 -0.441 3.35
Fertility Sub Index 9.57
Calving Interval (days) -4.79 -1.459 6.99
Survival (%) 2.31 1.117 2.58
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index 0.50
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 20.21

* Based on an €80/tonne carbon price