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 -8.44
Milk (kg) 171.00 -0.014 -2.39
Fat (kg) 7.28 -0.375 -2.73
Prot (kg) 7.52 -0.441 -3.32
Fertility Sub Index -2.34
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 1.57
Gestation Length (days) -1.71 -0.919 1.57
Beef Sub Index -1.09
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -2.18
Live WT (kg) 7.10 -0.307 -2.18
Total Carbon Sub Index -12.48

* Based on an €80/tonne carbon price