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 -10.75
Milk (kg) 239.00 -0.014 -3.35
Fat (kg) 9.70 -0.375 -3.63
Prot (kg) 8.55 -0.441 -3.77
Fertility Sub Index -0.63
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 2.69
Gestation Length (days) -2.93 -0.919 2.69
Beef Sub Index -1.51
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index -2.30
Live WT (kg) 7.50 -0.307 -2.30
Total Carbon Sub Index -12.49

* Based on an €80/tonne carbon price