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 14.55
Milk (kg) -388.00 -0.014 5.43
Fat (kg) -9.48 -0.375 3.55
Prot (kg) -12.61 -0.441 5.57
Fertility Sub Index -1.28
Calving Interval (days) 1.04 -1.459 -1.52
Survival (%) 0.21 1.117 0.23
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -1.16
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 8.55 -0.432 -3.69
Maintenance Sub Index Maint. Sub Index 7.73
Live WT (kg) -25.20 -0.307 7.73
Total Carbon Sub Index 20.57

* Based on an €80/tonne carbon price