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 1.72
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) -2.12 -0.375 0.79
Prot (kg) -2.77 -0.441 1.22
Fertility Sub Index 7.56
Calving Interval (days) -3.67 -1.459 5.35
Survival (%) 1.97 1.117 2.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.57
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 11.49

* Based on an €80/tonne carbon price