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 6.22
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -5.64 -0.375 2.11
Prot (kg) -4.95 -0.441 2.18
Fertility Sub Index 6.21
Calving Interval (days) -3.48 -1.459 5.08
Survival (%) 1.01 1.117 1.13
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 2.19
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 17.92

* Based on an €80/tonne carbon price