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 11.02
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -9.96 -0.375 3.73
Prot (kg) -9.61 -0.441 4.24
Fertility Sub Index 8.54
Calving Interval (days) -3.42 -1.459 4.99
Survival (%) 3.18 1.117 3.55
Calving Sub Index -0.63
Gestation Length (days) 0.69 -0.919 -0.63
Beef Sub Index -2.20
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index 16.13

* Based on an €80/tonne carbon price