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 2.48
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -1.13 -0.375 0.42
Prot (kg) -2.95 -0.441 1.30
Fertility Sub Index 0.20
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.09
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 3.04

* Based on an €80/tonne carbon price