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 8.82
Milk (kg) -264.00 -0.014 3.70
Fat (kg) -4.88 -0.375 1.83
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index -0.16
Calving Interval (days) -1.13 -1.459 1.65
Survival (%) -1.62 1.117 -1.81
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 2.04
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -3.50 -0.432 1.51
Maintenance Sub Index Maint. Sub Index -2.12
Live WT (kg) 6.90 -0.307 -2.12
Total Carbon Sub Index 9.48

* Based on an €80/tonne carbon price