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 -9.92
Milk (kg) 377.00 -0.014 -5.28
Fat (kg) 3.57 -0.375 -1.34
Prot (kg) 7.49 -0.441 -3.31
Fertility Sub Index -6.20
Calving Interval (days) 2.20 -1.459 -3.21
Survival (%) -2.68 1.117 -2.99
Calving Sub Index 3.19
Gestation Length (days) -3.47 -0.919 3.19
Beef Sub Index -3.08
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 8.35 -0.432 -3.60
Maintenance Sub Index Maint. Sub Index -2.51
Live WT (kg) 8.20 -0.307 -2.51
Total Carbon Sub Index -18.53

* Based on an €80/tonne carbon price