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 3.09
Milk (kg) -131.00 -0.014 1.83
Fat (kg) 0.57 -0.375 -0.21
Prot (kg) -3.34 -0.441 1.47
Fertility Sub Index 4.11
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) 1.55 1.117 1.73
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -2.02
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 8.71 -0.432 -3.76
Maintenance Sub Index Maint. Sub Index 7.08
Live WT (kg) -23.10 -0.307 7.08
Total Carbon Sub Index 13.06

* Based on an €80/tonne carbon price