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 -5.80
Milk (kg) 92.00 -0.014 -1.29
Fat (kg) 9.08 -0.375 -3.40
Prot (kg) 2.52 -0.441 -1.11
Fertility Sub Index -7.80
Calving Interval (days) 4.21 -1.459 -6.14
Survival (%) -1.48 1.117 -1.65
Calving Sub Index 2.10
Gestation Length (days) -2.28 -0.919 2.10
Beef Sub Index 1.53
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index -8.05

* Based on an €80/tonne carbon price