Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index -1.00
Milk (kg) -87.00 -0.014 1.22
Fat (kg) 3.24 -0.375 -1.21
Prot (kg) 2.27 -0.441 -1.00
Fertility Sub Index 8.80
Calving Interval (days) -5.28 -1.459 7.70
Survival (%) 0.98 1.117 1.09
Calving Sub Index 2.06
Gestation Length (days) -2.24 -0.919 2.06
Beef Sub Index 0.20
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 6.01 -0.432 -2.59
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 12.82

* Based on an €80/tonne carbon price