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 8.41
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -11.52 -0.375 4.31
Prot (kg) -5.48 -0.441 2.42
Fertility Sub Index 2.99
Calving Interval (days) -1.92 -1.459 2.80
Survival (%) 0.17 1.117 0.19
Calving Sub Index -1.97
Gestation Length (days) 2.14 -0.919 -1.97
Beef Sub Index -2.91
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index 6.47

* Based on an €80/tonne carbon price