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 4.54
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -2.14 -0.375 0.80
Prot (kg) -3.61 -0.441 1.59
Fertility Sub Index -12.28
Calving Interval (days) 6.80 -1.459 -9.92
Survival (%) -2.11 1.117 -2.36
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index -0.55
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.73 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -6.17

* Based on an €80/tonne carbon price