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 6.14
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -5.08 -0.375 1.90
Prot (kg) -5.96 -0.441 2.63
Fertility Sub Index 0.10
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) -0.09 1.117 -0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.61
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 3.13 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 5.88

* Based on an €80/tonne carbon price