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 11.36
Milk (kg) -279.00 -0.014 3.91
Fat (kg) -11.44 -0.375 4.28
Prot (kg) -7.17 -0.441 3.16
Fertility Sub Index 11.94
Calving Interval (days) -6.22 -1.459 9.08
Survival (%) 2.56 1.117 2.86
Calving Sub Index 1.68
Gestation Length (days) -1.83 -0.919 1.68
Beef Sub Index 2.85
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 0.61 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 32.12

* Based on an €80/tonne carbon price