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 -8.19
Milk (kg) 56.00 -0.014 -0.78
Fat (kg) 11.19 -0.375 -4.19
Prot (kg) 7.28 -0.441 -3.21
Fertility Sub Index -1.51
Calving Interval (days) 1.09 -1.459 -1.59
Survival (%) 0.07 1.117 0.08
Calving Sub Index 1.63
Gestation Length (days) -1.77 -0.919 1.63
Beef Sub Index 0.12
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.38 -0.432 -1.46
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index -6.03

* Based on an €80/tonne carbon price