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 -1.24
Milk (kg) -71.00 -0.014 0.99
Fat (kg) 3.03 -0.375 -1.13
Prot (kg) 2.48 -0.441 -1.09
Fertility Sub Index -3.98
Calving Interval (days) 1.89 -1.459 -2.76
Survival (%) -1.09 1.117 -1.22
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 0.22
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index -1.99
Live WT (kg) 6.50 -0.307 -1.99
Total Carbon Sub Index -6.19

* Based on an €80/tonne carbon price