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 9.43
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -12.00 -0.375 4.49
Prot (kg) -5.57 -0.441 2.46
Fertility Sub Index 6.11
Calving Interval (days) -3.03 -1.459 4.42
Survival (%) 1.51 1.117 1.69
Calving Sub Index -1.40
Gestation Length (days) 1.52 -0.919 -1.40
Beef Sub Index -3.09
Carcass Weight (kg) 5.50 -0.528 -2.90
Age of Slaughter (days) 0.44 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 11.18

* Based on an €80/tonne carbon price