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 12.27
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -13.26 -0.375 4.97
Prot (kg) -9.34 -0.441 4.12
Fertility Sub Index 4.72
Calving Interval (days) -2.17 -1.459 3.17
Survival (%) 1.39 1.117 1.55
Calving Sub Index -1.13
Gestation Length (days) 1.23 -0.919 -1.13
Beef Sub Index -2.22
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 1.23 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 16.03

* Based on an €80/tonne carbon price