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 -8.23
Milk (kg) 103.00 -0.014 -1.44
Fat (kg) 11.82 -0.375 -4.43
Prot (kg) 5.35 -0.441 -2.36
Fertility Sub Index -1.78
Calving Interval (days) 1.69 -1.459 -2.47
Survival (%) 0.61 1.117 0.68
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 0.53
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index -6.40

* Based on an €80/tonne carbon price