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 22.77
Milk (kg) -592.00 -0.014 8.29
Fat (kg) -18.60 -0.375 6.97
Prot (kg) -17.02 -0.441 7.51
Fertility Sub Index 7.54
Calving Interval (days) -3.42 -1.459 4.99
Survival (%) 2.28 1.117 2.55
Calving Sub Index -1.83
Gestation Length (days) 1.99 -0.919 -1.83
Beef Sub Index -1.71
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 3.47 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 31.48

* Based on an €80/tonne carbon price