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 -11.98
Milk (kg) 153.00 -0.014 -2.14
Fat (kg) 19.17 -0.375 -7.18
Prot (kg) 6.03 -0.441 -2.66
Fertility Sub Index -0.16
Calving Interval (days) 0.90 -1.459 -1.31
Survival (%) 1.03 1.117 1.15
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 0.19
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index -0.71
Live WT (kg) 2.30 -0.307 -0.71
Total Carbon Sub Index -12.03

* Based on an €80/tonne carbon price