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 5.80
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -7.80 -0.375 2.92
Prot (kg) -5.70 -0.441 2.52
Fertility Sub Index -14.09
Calving Interval (days) 7.59 -1.459 -11.07
Survival (%) -2.70 1.117 -3.02
Calving Sub Index 1.14
Gestation Length (days) -1.24 -0.919 1.14
Beef Sub Index -0.14
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.14 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -6.98

* Based on an €80/tonne carbon price