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 -10.19
Milk (kg) 9.00 -0.014 -0.13
Fat (kg) 18.48 -0.375 -6.92
Prot (kg) 7.13 -0.441 -3.15
Fertility Sub Index 2.18
Calving Interval (days) -1.08 -1.459 1.58
Survival (%) 0.54 1.117 0.60
Calving Sub Index 1.69
Gestation Length (days) -1.84 -0.919 1.69
Beef Sub Index 2.12
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 5.71 -0.432 -2.47
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index -0.34

* Based on an €80/tonne carbon price