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 10.53
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -5.67 -0.375 2.12
Prot (kg) -13.98 -0.441 6.17
Fertility Sub Index -0.13
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.91
Gestation Length (days) 0.99 -0.919 -0.91
Beef Sub Index 0.41
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 11.08

* Based on an €80/tonne carbon price