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 -1.39
Milk (kg) -28.00 -0.014 0.39
Fat (kg) 1.68 -0.375 -0.63
Prot (kg) 2.62 -0.441 -1.16
Fertility Sub Index 7.63
Calving Interval (days) -3.70 -1.459 5.40
Survival (%) 2.00 1.117 2.23
Calving Sub Index -2.18
Gestation Length (days) 2.37 -0.919 -2.18
Beef Sub Index -6.99
Carcass Weight (kg) 13.50 -0.528 -7.12
Age of Slaughter (days) -0.31 -0.432 0.13
Maintenance Sub Index Maint. Sub Index -9.10
Live WT (kg) 29.70 -0.307 -9.10
Total Carbon Sub Index -12.03

* Based on an €80/tonne carbon price