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 -7.23
Milk (kg) 110.00 -0.014 -1.54
Fat (kg) 6.70 -0.375 -2.51
Prot (kg) 7.21 -0.441 -3.18
Fertility Sub Index -0.50
Calving Interval (days) 0.19 -1.459 -0.28
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 0.44
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.74 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index -7.62

* Based on an €80/tonne carbon price