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 3.38
Milk (kg) -70.00 -0.014 0.98
Fat (kg) 5.46 -0.375 -2.05
Prot (kg) -10.07 -0.441 4.44
Fertility Sub Index -12.52
Calving Interval (days) 6.68 -1.459 -9.75
Survival (%) -2.48 1.117 -2.77
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index -2.24
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 4.82 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index -7.97
Live WT (kg) 26.00 -0.307 -7.97
Total Carbon Sub Index -18.30

* Based on an €80/tonne carbon price