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 11.06
Milk (kg) -384.00 -0.014 5.38
Fat (kg) -6.57 -0.375 2.46
Prot (kg) -7.31 -0.441 3.23
Fertility Sub Index -1.82
Calving Interval (days) 1.12 -1.459 -1.63
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -2.81
Gestation Length (days) 3.06 -0.919 -2.81
Beef Sub Index -1.71
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 1.52 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 7.44

* Based on an €80/tonne carbon price